sample

Intro

Automated by cp-tool

This is a repository to keep track of my problem solving practice. For now, It contains all the problems I have solved at

Codeforces

User Details (tourist)

{
	"handle" : "tourist",
	"organization" : "ITMO University",
	"rank" : "legendary grandmaster",
	"rating" : 3778,
	"contribution" : 154,
	"maxRank" : "legendary grandmaster",
	"maxRating" : 3783,
	"joined" : "2010",
}

Submissions

#	Probelm	Catagory	Rating	Tags	Solution	Submission Time
1501	Strange Permutation	E	3200	binary search, combinatorics, data structures, dp, graphs, implementation, two pointers	GNU C++17 (64)	05 January 2021 15:50:55
1500	Strange Shuffle	C	2500	binary search, brute force, constructive algorithms, interactive	GNU C++17 (64)	05 January 2021 15:21:51
1499	Strange Housing	D	2200	constructive algorithms, dfs and similar, graph matchings, graphs, greedy	GNU C++17 (64)	05 January 2021 15:08:04
1498	Strange Definition	B	1900	bitmasks, graphs, hashing, math, number theory	GNU C++17 (64)	05 January 2021 14:54:50
1497	Strange Birthday Party	A	1300	binary search, dp, greedy, sortings, two pointers	GNU C++17 (64)	05 January 2021 14:41:31
1496	Finding satisfactory solutions	H	3300	combinatorics, dp, graphs, greedy, math	GNU C++17 (64)	30 December 2020 16:22:39
1495	Song of the Sirens	G	2600	combinatorics, divide and conquer, hashing, math, string suffix structures, strings	GNU C++17 (64)	30 December 2020 15:22:57
1494	Euclid's nightmare	F	2100	bitmasks, dfs and similar, dsu, graphs, greedy, math, sortings	GNU C++17 (64)	30 December 2020 14:54:48
1493	Apollo versus Pan	E	1800	bitmasks, brute force, math	GNU C++17 (64)	30 December 2020 14:49:34
1492	13th Labour of Heracles	D	1500	data structures, greedy, sortings, trees	GNU C++17 (64)	30 December 2020 14:44:23
1491	Canine poetry	C	1300	dp, greedy, strings	GNU C++17 (64)	30 December 2020 14:41:23
1490	Last minute enhancements	B	800	dp, greedy	GNU C++17 (64)	30 December 2020 14:38:02
1489	Bovine Dilemma	A	800	brute force, geometry, math	GNU C++17 (64)	30 December 2020 14:36:16
1488	Bakery	B	2900	data structures, dsu	GNU C++17 (64)	25 December 2020 14:46:15
1487	Similar Sets	M	2300	data structures, graphs, implementation	GNU C++17 (64)	25 December 2020 14:14:28
1486	Hobbits	G	2500	binary search, geometry	GNU C++17 (64)	25 December 2020 13:41:27
1485	Prime Divisors Selection	L	2700	binary search, greedy, math, number theory	GNU C++17 (64)	25 December 2020 13:26:49
1484	Plane Tiling	I	2500	geometry, implementation, math	GNU C++17 (64)	25 December 2020 12:54:38
1483	K and Medians	H	2200	constructive algorithms, greedy, math	GNU C++17 (64)	25 December 2020 12:41:16
1482	Road Reform	J	1800	dsu, graphs, greedy	GNU C++17 (64)	25 December 2020 12:22:10
1481	LaIS	A	2200	data structures, dp, greedy	GNU C++17 (64)	25 December 2020 12:18:55
1480	The Robot	K	1600	brute force, implementation	GNU C++17 (64)	25 December 2020 12:08:58
1479	Firecrackers	D	1700	binary search, sortings	GNU C++17 (64)	25 December 2020 12:03:13
1478	Berpizza	C	1400	data structures, implementation	GNU C++17 (64)	25 December 2020 11:53:21
1477	Full Turn	F	1700	geometry, hashing, number theory	GNU C++17 (64)	25 December 2020 11:50:00
1476	Waste Sorting	N	900	greedy, implementation	GNU C++17 (64)	25 December 2020 11:47:40
1475	Four Segments	E	800	greedy	GNU C++17 (64)	25 December 2020 11:45:17
1474	No Game No Life	E	2700	bitmasks, dp, games, math, matrices, probabilities	GNU C++17 (64)	20 December 2020 15:50:44
1473	Poman Numbers	C	2300	bitmasks, constructive algorithms, dp, greedy, math	GNU C++17 (64)	20 December 2020 15:32:09
1472	Grime Zoo	B	2100	brute force, data structures, greedy, implementation, ternary search	GNU C++17 (64)	20 December 2020 15:19:04
1471	Peaceful Rooks	A	1700	constructive algorithms, dfs and similar, dsu, graphs	GNU C++17 (64)	20 December 2020 15:07:07
1470	Latin Square	C	2700	math, matrices	GNU C++17 (64)	19 December 2020 10:47:12
1469	Flip and Reverse	D	3100	data structures, graphs, greedy	GNU C++17 (64)	19 December 2020 10:25:32
1468	Nim Shortcuts	E	3100	data structures, games	GNU C++17 (64)	19 December 2020 10:13:51
1467	Glass Half Spilled	B	2000	dp	GNU C++17 (64)	19 December 2020 09:52:59
1466	Row GCD	A	1600	math, number theory	GNU C++17 (64)	19 December 2020 09:41:02
1465	Communism	G	3500	bitmasks, dp, trees	GNU C++17 (64)	06 December 2020 16:59:29
1464	Multithreading (Easy Version)	H1	2900	combinatorics, fft, math	GNU C++17	06 December 2020 15:35:10
1463	Capitalism	E	2700	constructive algorithms, dfs and similar, graphs, shortest paths	GNU C++17	06 December 2020 15:21:28
1462	The Struggling Contestant	F	2400	constructive algorithms, greedy	GNU C++17	06 December 2020 15:10:04
1461	Errich-Tac-Toe (Hard Version)	C2	2300	constructive algorithms, math	GNU C++17	06 December 2020 14:57:47
1460	Errich-Tac-Toe (Easy Version)	C1	2100	constructive algorithms, math	GNU C++17	06 December 2020 14:57:28
1459	Rating Compression	D	1800	binary search, data structures, greedy, implementation, two pointers	GNU C++17	06 December 2020 14:47:21
1458	Balls of Steel	B	1000	brute force, geometry, greedy	GNU C++17	06 December 2020 14:39:04
1457	Avoid Trygub	A	800	constructive algorithms, sortings	GNU C++17	06 December 2020 14:35:38
1456	World Cup	B	1300	binary search, math	GNU C++17	24 November 2020 17:58:16
1455	Hit the Lottery	A	800	dp, greedy	GNU C++17	24 November 2020 17:56:20
1454	Cowmpany Cowmpensation	F	2700	combinatorics, dp, math, trees	GNU C++17	24 November 2020 17:53:17
1453	Leaving the Bar	C	2300	brute force, data structures, geometry, greedy, math, sortings	GNU C++17	24 November 2020 17:46:03
1452	Game	A	1700	dfs and similar, greedy	Delphi	30 July 2012 15:42:21
1451	Number Clicker	E	2700	divide and conquer, graphs, meet-in-the-middle, number theory	GNU C++17	24 November 2020 17:22:47
1450	Suit and Tie	B	1400	greedy, implementation, math	GNU C++17	24 November 2020 16:54:19
1449	Tesla	A	2100	constructive algorithms, implementation	GNU C++17	24 November 2020 16:50:59
1448	Cyclic Shifts	I	2900	*special, strings	Kotlin	12 November 2020 16:27:01
1447	Zero-XOR Array	J	3400	*special, dp	Kotlin	12 November 2020 16:13:46
1446	Rogue-like Game	H	2600	*special, brute force, greedy, two pointers	Kotlin	12 November 2020 15:17:30
1445	Number Deletion Game	G	2100	*special, dp, games, greedy	Kotlin	12 November 2020 15:03:47
1444	Neural Network Problem	F	2100	*special, binary search, greedy	Kotlin	12 November 2020 14:57:01
1443	Chess Match	E	2000	*special	Kotlin	12 November 2020 14:49:59
1442	Used Markers	D	1500	*special, greedy	Kotlin	12 November 2020 14:46:15
1441	Black Friday	C	1600	*special, implementation	Kotlin	12 November 2020 14:40:24
1440	Polycarp and the Language of Gods	B	1400	*special, implementation, two pointers	Kotlin	12 November 2020 14:38:20
1439	Selling Hamburgers	A	800	*special	Kotlin	12 November 2020 14:36:08
1438	Platforms Jumping	F	undefined	*special, greedy, implementation	Kotlin	12 November 2020 12:29:19
1437	Binary String Minimizing	E	undefined	*special, greedy	Kotlin	12 November 2020 12:24:32
1436	Construct the String	B	900	constructive algorithms	GNU C++17	13 April 2020 14:36:47
1435	Equalize Prices Again	C	undefined	*special, math	Kotlin	12 November 2020 12:18:21
1434	Candies and Two Sisters	A	800	math	GNU C++17	13 April 2020 14:37:14
1433	A+B (Trial Problem)	A	800	*special	Kotlin	29 May 2020 12:55:58
1432	Differentiating Games	E	3400	games, interactive	GNU C++17 (64)	01 November 2020 16:01:06
1431	Identify the Operations	A	1800	combinatorics, greedy	GNU C++17 (64)	01 November 2020 14:57:02
1430	Black, White and Grey Tree	D	3000		GNU C++17 (64)	01 November 2020 14:52:44
1429	Graph Transpositions	B	2400	graphs, shortest paths	GNU C++17 (64)	01 November 2020 14:34:01
1428	Sum	C	2800	divide and conquer, greedy	GNU C++17 (64)	01 November 2020 14:18:23
1427	A Convex Game	E	3500	dsu, games	GNU C++17 (64)	25 October 2020 12:04:27
1426	Solo mid Oracle	C	2100	binary search, greedy, math, ternary search	GNU C++17 (64)	25 October 2020 11:26:04
1425	Shurikens	B	1700	data structures, greedy, implementation	GNU C++17 (64)	25 October 2020 11:15:04
1424	Perform Easily	A	1900	binary search, brute force, data structures, dp, greedy, sortings, two pointers	GNU C++17 (64)	25 October 2020 11:08:49
1423	Bubble Cup hypothesis	J	2400	bitmasks, constructive algorithms, dp, math	GNU C++11	05 October 2020 14:27:22
1422	Four Melodies	G	2600	flows, graphs	GNU C++17	13 October 2020 11:11:19
1421	Xum	E	2500	bitmasks, constructive algorithms, math, matrices, number theory	GNU C++17	10 October 2020 15:53:30
1420	Unshuffling a Deck	D	2000	constructive algorithms, implementation	GNU C++17	10 October 2020 15:32:19
1419	The Hard Work of Paparazzi	C	2000	dp	GNU C++17	10 October 2020 15:07:51
1418	Chess Cheater	B	1400	greedy, implementation, sortings	GNU C++17	10 October 2020 14:59:57
1417	Avoiding Zero	A	900	math, sortings	GNU C++17	10 October 2020 14:52:44
1416	Dušan's Railway	C	3500	divide and conquer, graphs, trees	GNU C++17	05 October 2020 15:54:23
1415	Lookup Tables	I	3000	bitmasks	GNU C++17	05 October 2020 15:26:57
1414	Coins	F	2700	math	GNU C++17	05 October 2020 15:13:39
1413	Virus	H	2500	data structures, divide and conquer, dsu, graphs	GNU C++17	05 October 2020 14:49:43
1412	Light switches	L	2600	meet-in-the-middle	GNU C++11	05 October 2020 14:34:39
1411	Valuable Paper	B	1900	binary search, flows, graph matchings, graphs	GNU C++11	05 October 2020 13:22:40
1410	Lonely Numbers	K	1600	binary search, math, number theory, two pointers	GNU C++11	05 October 2020 13:19:31
1409	Rainbow Triples	H	3300	binary search, data structures, flows, greedy	GNU C++17	30 September 2020 16:46:48
1408	Bitwise Magic	I	3200	dp, math	GNU C++17	30 September 2020 16:13:26
1407	Clusterization Counting	G	2700	combinatorics, dp, dsu, fft, graphs, trees	GNU C++17	30 September 2020 15:25:41
1406	Avoid Rainbow Cycles	E	2400	data structures, dsu, graphs, greedy, sortings, trees	GNU C++17	30 September 2020 15:11:40
1405	Two Different	F	2300	constructive algorithms, divide and conquer	GNU C++17	30 September 2020 15:06:46
1404	Arrays Sum	B	1400	constructive algorithms, greedy, math	GNU C++17	30 September 2020 14:55:57
1403	Searchlights	D	2000	binary search, brute force, data structures, dp, implementation, sortings, two pointers	GNU C++17	30 September 2020 14:51:01
1402	Discrete Acceleration	C	1500	binary search, dp, implementation, math, two pointers	GNU C++17	30 September 2020 14:46:00
1401	Circle Coloring	A	800	constructive algorithms	GNU C++17	30 September 2020 14:36:36
1400	Showing Off	F	3300	flows, graph matchings, greedy, implementation	GNU C++17	27 September 2020 16:25:34
1399	Graph and Queries	D	2600	data structures, dsu, graphs, implementation, trees	GNU C++17	27 September 2020 15:56:55
1398	Split	E	3200	binary search, data structures, dp, greedy	GNU C++17	27 September 2020 15:41:35
1397	Make Them Equal	B	2000	constructive algorithms, greedy, math	GNU C++17	27 September 2020 15:19:09
1396	XOR Inverse	C	2000	bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees	GNU C++17	27 September 2020 15:13:46
1395	k-Amazing Numbers	A	1500	binary search, data structures, implementation, two pointers	GNU C++17	27 September 2020 15:08:48
1394	Battle Lemmings	E	2500	dp, greedy	GNU C++17	24 September 2020 18:39:06
1393	Pokémon Army (hard version)	C2	2100	data structures, divide and conquer, dp, greedy, implementation	GNU C++17	24 September 2020 18:07:57
1392	Pokémon Army (easy version)	C1	1300	constructive algorithms, dp, greedy	GNU C++17	24 September 2020 18:07:38
1391	Rock and Lever	B	1200	bitmasks, math	GNU C++17	24 September 2020 18:07:29
1390	Cubes Sorting	A	900	math, sortings	GNU C++17	24 September 2020 18:07:20
1389	Rescue Nibel!	D	1800	combinatorics, data structures, sortings	GNU C++17	24 September 2020 18:07:03
1388	Equal Product	F	3000	data structures, math, number theory, two pointers	GNU C++17	14 September 2020 19:11:31
1387	Three Occurrences	G	2500	data structures, divide and conquer, hashing, two pointers	GNU C++17	14 September 2020 18:33:24
1386	Expected Damage	E	2400	binary search, combinatorics, probabilities	GNU C++17	14 September 2020 18:02:48
1385	Trash Problem	D	2100	data structures, implementation	GNU C++17	14 September 2020 17:48:09
1384	Mortal Kombat Tower	C	1500	dp, graphs, greedy, shortest paths	GNU C++17	14 September 2020 17:25:55
1383	Negative Prefixes	B	1300	greedy, sortings	GNU C++17	14 September 2020 17:11:05
1382	Buying Torches	A	1000	math	GNU C++17	14 September 2020 17:00:32
1381	Egor in the Republic of Dagestan	E	2500	constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	GNU C++17	09 September 2020 19:19:37
1380	Discrete Centrifugal Jumps	D	2200	data structures, dp, graphs	GNU C++17	09 September 2020 19:03:27
1379	Chocolate Bunny	C	1600	constructive algorithms, interactive, math, two pointers	GNU C++17	09 September 2020 18:39:13
1378	Big Vova	B	1300	brute force, greedy, math, number theory	GNU C++17	09 September 2020 18:30:05
1377	Ahahahahahahahaha	A	1100	constructive algorithms, math	GNU C++17	09 September 2020 18:22:04
1376	Game of Pairs	D	2800	constructive algorithms, dfs and similar, interactive, math, number theory	GNU C++17	06 September 2020 15:26:23
1375	Fixed Point Removal	C	2300	binary search, constructive algorithms, data structures, greedy, two pointers	GNU C++17	06 September 2020 14:54:35
1374	Tree Tag	B	1900	dfs and similar, dp, games, trees	GNU C++17	06 September 2020 14:45:28
1373	Balanced Bitstring	A	1500	implementation, strings	GNU C++17	06 September 2020 14:37:30
1372	Distance Matching	E	3200	constructive algorithms, dfs and similar, trees	GNU C++17	30 August 2020 16:34:23
1371	Rainbow Rectangles	D	3300	data structures, sortings, two pointers	GNU C++17	30 August 2020 15:34:50
1370	Monster Invaders	C	2300	dp, greedy, implementation	GNU C++14	30 August 2020 15:07:20
1369	Stoned Game	B	1800	brute force, constructive algorithms, games, greedy	GNU C++14	30 August 2020 14:43:45
1368	Multiples of Length	A	1600	constructive algorithms, greedy, number theory	GNU C++17	30 August 2020 14:39:46
1367	Omkar and Landslide	F	2400	binary search, constructive algorithms, data structures, greedy, math	GNU C++17	16 August 2020 16:39:32
1366	Omkar and Pies	G	2900	bitmasks, dfs and similar, dp, math, shortest paths	GNU C++17	16 August 2020 16:07:46
1365	ZS Shuffles Cards	H	3000	combinatorics, dp, math, probabilities	GNU C++17	16 August 2020 15:42:54
1364	Omkar and Duck	E	2100	bitmasks, constructive algorithms, interactive, math	GNU C++17	16 August 2020 14:47:28
1363	Omkar and Bed Wars	D	1700	dp, greedy	GNU C++17	16 August 2020 14:42:40
1362	Omkar and Waterslide	C	1200	greedy, implementation	GNU C++17	16 August 2020 14:38:52
1361	Omkar and Infinity Clock	B	800	implementation, math	GNU C++17	16 August 2020 14:37:22
1360	Omkar and Password	A	800	greedy, math	GNU C++17	16 August 2020 14:35:59
1359	Boboniu and Jianghu	D	2800	dp, greedy, sortings, trees	GNU C++17	12 August 2020 15:35:11
1358	Boboniu Walks on Graph	B	2300	brute force, dfs and similar, graphs, hashing	GNU C++17	12 August 2020 15:19:22
1357	Boboniu Chats with Du	A	1800	dp, greedy, sortings, two pointers	GNU C++17	12 August 2020 14:40:13
1356	Special Edges	F	3200	flows, graphs	GNU C++17	24 July 2020 16:02:18
1355	String Transformation 2	C	3100	bitmasks, dp, graphs, trees	GNU C++17	24 July 2020 15:40:59
1354	Rearrange	D	2800	brute force, constructive algorithms, graphs, greedy, sortings	GNU C++17	24 July 2020 15:18:17
1353	Strange Operation	E	2800	combinatorics, data structures, dp	GNU C++17	24 July 2020 14:59:50
1352	GameGame	B	1900	bitmasks, constructive algorithms, dp, games, greedy, math	GNU C++17	24 July 2020 14:43:55
1351	String Transformation 1	A	1700	dsu, graphs, greedy, sortings, strings, trees, two pointers	GNU C++17	24 July 2020 14:38:10
1350	Set Merging	H	3300	constructive algorithms, divide and conquer	GNU C++17	04 July 2020 16:59:56
1349	Tree Modification	G	2800	brute force, constructive algorithms, dfs and similar, graph matchings, graphs, trees	GNU C++17	04 July 2020 15:58:41
1348	Inversion SwapSort	E	2500	constructive algorithms, greedy, sortings	GNU C++17	04 July 2020 15:36:43
1347	Integer Game	F	2600	constructive algorithms, games, interactive, math	GNU C++17	04 July 2020 15:31:16
1346	Replace by MEX	D	1900	brute force, constructive algorithms, sortings	GNU C++17	04 July 2020 15:11:06
1345	Element Extermination	C	1400	constructive algorithms, data structures, greedy	GNU C++17	04 July 2020 15:04:04
1344	Neighbor Grid	B	1200	constructive algorithms, greedy	GNU C++17	04 July 2020 14:48:27
1343	Sign Flipping	A	1100	constructive algorithms, math	GNU C++17	04 July 2020 14:46:17
1342	Breadboard Capacity (easy version)	H1	3300	dp, flows, greedy	GNU C++17	18 June 2020 17:05:22
1341	Lamps on a Circle	F	2600	games, implementation, interactive, math	GNU C++17	18 June 2020 16:33:39
1340	Ski Accidents	E	2500	constructive algorithms, graphs, greedy	GNU C++17	18 June 2020 16:17:36
1339	Shifting Dominoes	G	3200	data structures, geometry, graphs, trees	GNU C++17	18 June 2020 16:10:55
1338	AND, OR and square sum	D	1700	bitmasks, greedy, math	GNU C++17	18 June 2020 14:52:29
1337	Even Picture	C	1500	constructive algorithms	GNU C++17	18 June 2020 14:50:49
1336	Codeforces Subsequences	B	1500	brute force, constructive algorithms, greedy, math, strings	GNU C++17	18 June 2020 14:47:48
1335	C+=	A	800	brute force, greedy, implementation, math	GNU C++17	18 June 2020 14:46:00
1334	Johnny and New Toy	F	3300	data structures, implementation, math	GNU C++17	04 June 2020 16:23:58
1333	Johnny and James	D	2900	greedy, implementation, math, trees	GNU C++17	04 June 2020 15:46:45
1332	James and the Chase	E	3000	dfs and similar, graphs, probabilities, trees	GNU C++17	04 June 2020 15:23:59
1331	Johnny and Megan's Necklace	C	2500	binary search, bitmasks, constructive algorithms, dfs and similar, dsu, graphs	GNU C++17	04 June 2020 14:56:30
1330	Johnny and Grandmaster	B	1900	greedy, implementation, math, sortings	GNU C++17	04 June 2020 14:44:23
1329	Johnny and Contribution	A	1700	constructive algorithms, graphs, greedy, sortings	GNU C++17	04 June 2020 14:38:10
1328	Game with Segments	H	2700	*special, data structures, games	Kotlin	29 May 2020 16:18:20
1327	Pac-Man 2.0	I	2900	*special, dp	Kotlin	29 May 2020 16:04:12
1326	Two IP Cameras	G	2300	*special, math, number theory	Kotlin	29 May 2020 15:06:28
1325	Dune II: Battle For Arrakis	F	2000	*special, data structures, greedy, math	Kotlin	29 May 2020 14:56:05
1324	Magic Tricks	E	1700	*special, dp, graphs	Kotlin	29 May 2020 14:47:20
1323	Constructing the Dungeon	D	1600	*special, graphs, greedy	Kotlin	29 May 2020 14:44:27
1322	Spring Cleaning	C	1600	*special, greedy, sortings	Kotlin	29 May 2020 14:41:30
1321	Boot Camp	B	1400	*special, greedy	Kotlin	29 May 2020 14:38:19
1320	Color Revolution	A	1000	*special, math	Kotlin	29 May 2020 14:35:58
1319	Special Permutation	E	1600	*special, constructive algorithms	Kotlin	29 May 2020 13:14:30
1318	Alice, Bob and Candies	D	1300	*special, implementation	Kotlin	29 May 2020 13:07:33
1317	Sum of Round Numbers	C	800	*special, implementation	Kotlin	29 May 2020 13:04:14
1316	Square?	B	900	*special, implementation, math	Kotlin	29 May 2020 13:00:48
1315	Train Tracks	E	3100	data structures, trees	GNU C++17	06 May 2020 22:36:42
1314	Orac and Medians	B	2000	constructive algorithms, greedy, math	GNU C++17	12 May 2020 12:54:57
1313	Orac and Game of Life	C	2000	dfs and similar, graphs, implementation, shortest paths	GNU C++17	12 May 2020 12:47:50
1312	Orac and LCM	A	1600	data structures, math, number theory	GNU C++17	12 May 2020 12:38:52
1311	Piet's Palette	F	3200	matrices	GNU C++17	06 May 2020 16:39:45
1310	Résumé Review	D	2700	binary search, greedy, math	GNU C++17	06 May 2020 15:10:32
1309	Quantifier Question	C	2600	dfs and similar, dp, graphs, math	GNU C++17	06 May 2020 14:55:51
1308	Monopole Magnets	B	2000	constructive algorithms, dfs and similar, dsu, graphs	GNU C++17	06 May 2020 14:45:09
1307	Hilbert's Hotel	A	1600	math, number theory, sortings	GNU C++17	06 May 2020 14:37:14
1306	Nastya and Unexpected Guest	C	2400	dfs and similar, dp, graphs, shortest paths	GNU C++17	23 April 2020 15:33:47
1305	Nastya and Time Machine	D	2600	constructive algorithms, dfs and similar, graphs, trees	GNU C++17	23 April 2020 15:26:18
1304	Nastya and Strange Generator	A	1500	brute force, data structures, greedy, implementation	GNU C++17	23 April 2020 14:54:02
1303	Nastya and Scoreboard	B	1700	bitmasks, dp, graphs, greedy	GNU C++17	23 April 2020 14:49:29
1302	Yui and Mahjong Set	D	3200	constructive algorithms, interactive	GNU C++17	15 April 2020 16:55:11
1301	Kaavi and Magic Spell	C	2200	dp, strings	GNU C++17	15 April 2020 15:11:05
1300	Xenia and Colorful Gems	B	1700	binary search, greedy, math, sortings, two pointers	GNU C++17	15 April 2020 14:42:40
1299	Linova and Kingdom	A	1600	dfs and similar, dp, greedy, sortings, trees	GNU C++17	15 April 2020 14:38:24
1298	Robots on a Grid	F	2200	data structures, dfs and similar, dsu, graphs, greedy, matrices	GNU C++17	13 April 2020 14:57:33
1297	Three Blocks Palindrome (hard version)	E2	1800	brute force, data structures, dp, two pointers	GNU C++17	13 April 2020 14:47:40
1296	Three Blocks Palindrome (easy version)	E1	1700	binary search, brute force, data structures, dp, two pointers	GNU C++17	13 April 2020 14:46:46
1295	Anti-Sudoku	D	1300	constructive algorithms, implementation	GNU C++17	13 April 2020 14:41:48
1294	Two Teams Composing	C	1100	binary search, greedy, implementation, sortings	GNU C++17	13 April 2020 14:38:49
1293	JYPnation	E	3500	graphs	GNU C++17	12 April 2020 15:51:17
1292	Nested Rubber Bands	D	2700	constructive algorithms, dfs and similar, dp, math, trees	GNU C++17	12 April 2020 15:19:15
1291	Perfect Triples	C	2200	bitmasks, brute force, constructive algorithms, divide and conquer, math	GNU C++17	12 April 2020 14:32:32
1290	Edge Weight Assignment	B	1800	bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	GNU C++17	12 April 2020 14:21:50
1289	Powered Addition	A	1500	greedy, math	GNU C++17	12 April 2020 14:08:24
1288	Dreamoon Likes Strings	D	3100	constructive algorithms, data structures	GNU C++17	03 April 2020 16:01:50
1287	Drazil Likes Heap	C	2400	constructive algorithms, data structures, greedy, implementation	GNU C++17	03 April 2020 15:05:57
1286	Dreamoon Likes Coloring	A	1800	constructive algorithms, greedy, implementation, math	GNU C++17	03 April 2020 14:43:03
1285	Dreamoon Likes Sequences	B	1700	bitmasks, combinatorics, math	GNU C++17	03 April 2020 14:38:45
1284	Limericks	B	undefined	math, number theory	GNU C++17	01 April 2020 15:34:49
1283	It's showtime	H	undefined		UnknownX	01 April 2020 15:30:53
1282	Lingua Romana	G	undefined		GNU C++17	01 April 2020 15:11:46
1281	Jordan Smiley	E	undefined	dfs and similar, geometry, implementation	GNU C++17	01 April 2020 15:04:28
1280	Again?	D	undefined	implementation	GNU C++17	01 April 2020 14:56:16
1279	...And after happily lived ever they	C	undefined	bitmasks	GNU C++17	01 April 2020 14:55:15
1278	Elementary!	F	undefined	brute force, dp, strings	GNU C++17	01 April 2020 14:43:06
1277	Is it rated?	A	undefined		GNU C++17	01 April 2020 14:38:10
1276	Wise Men (Hard Version)	F2	3200	bitmasks, dp, math	GNU C++17	19 March 2020 15:51:52
1275	Bombs	E	2400	data structures, two pointers	GNU C++17	19 March 2020 15:17:37
1274	Wise Men (Easy Version)	F1	2600	bitmasks, brute force, dp, meet-in-the-middle	GNU C++17	19 March 2020 15:10:50
1273	Prefix-Suffix Palindrome (Easy version)	D1	1500	hashing, string suffix structures, strings	GNU C++17	19 March 2020 14:51:50
1272	Prefix-Suffix Palindrome (Hard version)	D2	1800	binary search, greedy, hashing, string suffix structures, strings	GNU C++17	19 March 2020 14:51:44
1271	Permutation Partitions	C	1300	combinatorics, greedy, math	GNU C++17	19 March 2020 14:41:08
1270	Maximums	B	900	implementation, math	GNU C++17	19 March 2020 14:39:24
1269	Bad Ugly Numbers	A	1000	constructive algorithms, number theory	GNU C++17	19 March 2020 14:37:32
1268	Kuroni the Private Tutor	H	3500	binary search, greedy	GNU C++17	03 March 2020 16:16:03
1267	Kuroni and the Punishment	F	2500	math, number theory, probabilities	GNU C++17	03 March 2020 15:20:36
1266	Kuroni and the Celebration	D	1900	constructive algorithms, dfs and similar, interactive, trees	GNU C++17	03 March 2020 15:05:07
1265	Kuroni and the Score Distribution	E	2200	constructive algorithms, greedy, implementation, math	GNU C++17	03 March 2020 15:00:38
1264	Kuroni and Simple Strings	B	1200	constructive algorithms, greedy, strings, two pointers	GNU C++17	03 March 2020 14:42:23
1263	Kuroni and Impossible Calculation	C	1600	brute force, combinatorics, math, number theory	GNU C++17	03 March 2020 14:40:03
1262	Kuroni and the Gifts	A	800	brute force, constructive algorithms, greedy, sortings	GNU C++17	03 March 2020 14:36:19
1261	Falling Blocks	I	undefined	*special, data structures	Kotlin	27 February 2020 15:50:45
1260	M-numbers	G	undefined	*special, dp, math	Kotlin	27 February 2020 14:48:43
1259	Paint the String	H	undefined	*special, dp, strings	Kotlin	27 February 2020 14:34:10
1258	Modernization of Treeland	E	undefined	*special, dfs and similar, trees	Kotlin	27 February 2020 14:18:33
1257	Movie Fan	F	undefined	*special, data structures, greedy, implementation, sortings	Kotlin	27 February 2020 14:17:30
1256	Bonus Distribution	D	undefined	*special, binary search, greedy, sortings	Kotlin	27 February 2020 13:59:38
1255	Dream Team	C	undefined	*special, greedy	Kotlin	27 February 2020 13:46:52
1254	Cartoons	B	undefined	*special, implementation, sortings	Kotlin	27 February 2020 13:43:03
1253	Likes Display	A	undefined	*special, implementation	Kotlin	27 February 2020 13:40:10
1252	Double Elimination	B	2500	dp, implementation	GNU C++17	24 February 2020 13:26:04
1251	Tourism	D	2300	dp, graphs, probabilities	GNU C++17	23 February 2020 16:35:56
1250	Median on Segments (Permutations Edition)	F1	undefined	*special, sortings	Kotlin	24 February 2020 11:42:41
1249	Median on Segments (General Case Edition)	F2	undefined	*special, sortings	Kotlin	24 February 2020 11:41:53
1248	Mentors	E	undefined	*special, data structures, implementation	Kotlin	24 February 2020 11:11:16
1247	Bus Video System	D	undefined	*special, combinatorics, math	Kotlin	24 February 2020 11:01:36
1246	File Name	C	undefined	*special, strings	Kotlin	24 February 2020 10:54:57
1245	Remove Duplicates	B	undefined	*special, implementation	Kotlin	24 February 2020 10:47:23
1244	Restoring Three Numbers	A	undefined	*special, math	Kotlin	24 February 2020 10:43:17
1243	Bad Cryptography	F	3400	math, number theory	GNU C++17	23 February 2020 18:33:38
1242	Au Pont Rouge	C	2800	binary search, dp, strings	GNU C++17	23 February 2020 17:28:54
1241	Strange Function	E	2900	dp	GNU C++17	23 February 2020 16:28:27
1240	Recommendations	A	1700	data structures, greedy, sortings	GNU C++17	23 February 2020 16:09:00
1239	Cow and Treats	E	2500	binary search, combinatorics, dp, greedy, implementation, math	GNU C++17	17 February 2020 16:10:56
1238	Cow and Fields	D	1900	binary search, data structures, dfs and similar, graphs, greedy, shortest paths, sortings	GNU C++17	17 February 2020 15:53:34
1237	Cow and Message	C	1500	brute force, dp, math, strings	GNU C++17	17 February 2020 15:40:57
1236	Cow and Friend	B	1300	geometry, greedy, math	GNU C++17	17 February 2020 15:37:41
1235	Cow and Haybales	A	800	greedy, implementation	GNU C++17	17 February 2020 15:35:54
1234	Keep talking and nobody explodes -- hard	J	undefined		GNU C++17	03 February 2020 19:02:08
1233	Keep talking and nobody explodes -- easy	F	undefined	bitmasks, brute force, expression parsing	GNU C++17	03 February 2020 18:41:52
1232	Who needs suffix structures?	H	undefined		GNU C++17	03 February 2020 18:36:28
1231	Amazing bitset	E	undefined		GNU C++17	03 February 2020 18:16:26
1230	Dijkstra	D	undefined		GNU C++17	03 February 2020 18:10:04
1229	DAG	B	undefined	constructive algorithms	GNU C++17	03 February 2020 17:39:15
1228	Segment tree or Fenwick?	C	undefined	data structures	GNU C++17	03 February 2020 16:59:15
1227	Nash equilibrium	A	undefined		GNU C++17	03 February 2020 16:40:16
1226	Prefix Enlightenment	C	2400	dfs and similar, dsu, graphs	GNU C++17	02 February 2020 15:17:41
1225	Coffee Varieties (hard version)	D	3000	constructive algorithms, graphs, interactive	GNU C++17	02 February 2020 15:40:38
1224	Making Shapes	F	3500	dp	GNU C++17	02 February 2020 15:02:09
1223	Mind Control	A	1600	brute force, data structures, implementation	GNU C++17	02 February 2020 14:20:30
1222	Irreducible Anagrams	B	1800	binary search, constructive algorithms, data structures, strings, two pointers	GNU C++17	02 February 2020 14:15:40
1221	Rin and The Unknown Flower	E	3500	constructive algorithms, greedy, interactive, math	GNU C++17	19 January 2020 15:32:49
1220	Xenon's Attack on the Gangs	C	2300	combinatorics, dfs and similar, dp, greedy, trees	GNU C++17	19 January 2020 14:10:14
1219	Chaotic V.	D	2700	dp, graphs, greedy, math, number theory, trees	GNU C++17	19 January 2020 14:04:03
1218	Aroma's Search	B	1700	brute force, constructive algorithms, geometry, greedy, implementation	GNU C++17	19 January 2020 13:41:21
1217	NEKO's Maze Game	A	1400	data structures, dsu, implementation	GNU C++17	19 January 2020 13:37:19
1216	New Year and Social Network	F	3200	data structures, graph matchings, graphs, math, trees	GNU C++17	04 January 2020 13:15:51
1215	New Year and Castle Construction	E	2500	combinatorics, geometry, math, sortings	GNU C++17	04 January 2020 12:43:21
1214	New Year and Conference	D	2100	binary search, data structures, hashing, sortings	GNU C++17	04 January 2020 12:35:36
1213	New Year and Naming	A	800	implementation, strings	GNU C++17	04 January 2020 12:12:33
1212	New Year and Permutation	C	1600	combinatorics, math	GNU C++17	04 January 2020 12:11:09
1211	New Year and Ascent Sequence	B	1400	binary search, combinatorics, data structures, dp, implementation, sortings	GNU C++17	04 January 2020 12:09:02
1210	Strange Device	D	1900	constructive algorithms, interactive, math, sortings	GNU C++17	29 December 2019 15:13:00
1209	Awesome Substrings	F	2600	math, strings	GNU C++17	29 December 2019 14:35:37
1208	Make Good	C	1400	bitmasks, constructive algorithms, math	GNU C++17	29 December 2019 14:17:59
1207	Divide Points	E	2300	constructive algorithms, geometry, math	GNU C++17	29 December 2019 14:12:55
1206	Interesting Subarray	B	1200	constructive algorithms, greedy, math	GNU C++17	29 December 2019 14:07:46
1205	Card Game	A	1000	implementation	Delphi	19 August 2011 15:30:39
1204	Happy Cactus	E	3400	dp	GNU C++17	21 December 2019 12:39:54
1203	Invertation in Tournament	D	3200	brute force, divide and conquer, graphs, math	GNU C++17	21 December 2019 11:54:23
1202	K Integers	C	2300	binary search, data structures	GNU C++17	21 December 2019 11:23:56
1201	Domino for Young	B	2000	dp, greedy, math	GNU C++17	21 December 2019 11:09:38
1200	Long Beautiful Integer	A	1700	constructive algorithms, greedy, implementation, strings	GNU C++17	21 December 2019 11:06:50
1199	Almost Same Distance	F	2900	dfs and similar, graphs	GNU C++17	17 December 2019 16:10:44
1198	Spaceship Solitaire	E	2100	data structures, greedy, implementation	GNU C++17	17 December 2019 15:32:58
1197	Decreasing Debts	D	2000	constructive algorithms, data structures, graphs, greedy, implementation, math, two pointers	GNU C++17	17 December 2019 15:23:07
1196	Diverse Matrix	C	1400	constructive algorithms, greedy, math, number theory	GNU C++17	17 December 2019 15:17:16
1195	Dice Tower	A	1100	constructive algorithms, greedy	GNU C++	19 September 2012 16:02:23
1194	Competitive Programmer	A	1000	chinese remainder theorem, math	GNU C++17	17 December 2019 15:06:59
1193	Контрольная сумма	E1	undefined	*special	GNU C++17	11 December 2019 06:41:20
1192	Storage2	D	undefined	*special	GNU C++17	11 December 2019 05:59:44
1191	Code Review	B	undefined	*special	GNU C++17	11 December 2019 05:45:20
1190	Скрытый друг	A	undefined	*special	GNU C++17	11 December 2019 05:41:49
1189	#define Задача B ...	C	undefined	*special	GNU C++17	11 December 2019 05:39:29
1188	Шардирование постов	F	undefined	*special, binary search, interactive	GNU C++17	11 December 2019 05:36:10
1187	Beautiful League	E	2700	constructive algorithms, flows, graph matchings	GNU C++17	05 December 2019 15:21:38
1186	Beautiful Bracket Sequence (hard version)	D2	2900	combinatorics, probabilities	GNU C++17	05 December 2019 15:13:29
1185	Beautiful Bracket Sequence (easy version)	D1	2600	combinatorics, dp, probabilities	GNU C++17	05 December 2019 15:10:52
1184	Beautiful Mirrors with queries	C	2400	data structures, probabilities	GNU C++17	05 December 2019 14:58:09
1183	Beautiful Regional Contest	A	1500	greedy, implementation	GNU C++17	05 December 2019 14:44:16
1182	Beautiful Sequence	B	1900	brute force, constructive algorithms, greedy	GNU C++17	05 December 2019 14:41:02
1181	Xor-Set	F	3100	bitmasks, divide and conquer, math	GNU C++17	24 November 2019 09:50:43
1180	Arson In Berland Forest	C	2200	binary search, brute force, data structures, dfs and similar, graphs, greedy, shortest paths	GNU C++17	24 November 2019 09:03:27
1179	Not Same	E	2600	constructive algorithms, greedy	GNU C++17	24 November 2019 08:40:39
1178	Wrong Answer on test 233 (Easy Version)	D1	2200	combinatorics, dp	GNU C++17	24 November 2019 08:29:07
1177	Wrong Answer on test 233 (Hard Version)	D2	2400	combinatorics, fft, math, number theory	GNU C++17	24 November 2019 08:28:52
1176	Optimal Subsequences (Easy Version)	B1	1600	data structures, dp, greedy	GNU C++17	24 November 2019 08:12:19
1175	Optimal Subsequences (Hard Version)	B2	1800	binary search, constructive algorithms, data structures, greedy, sortings	GNU C++17	24 November 2019 08:12:09
1174	Messy	A	1700	brute force, constructive algorithms, greedy, implementation	GNU C++17	24 November 2019 08:08:13
1173	Cursor Distance	F	3500		GNU C++17	26 October 2019 12:51:37
1172	Tree Factory	D	2500	constructive algorithms, divide and conquer, greedy, trees	GNU C++17	26 October 2019 11:40:18
1171	Rock Is Push	C	2200	data structures, dp	GNU C++17	26 October 2019 11:28:01
1170	p-binary	A	1600	bitmasks, brute force, math	GNU C++17	26 October 2019 11:13:50
1169	Power Products	B	1800	hashing, implementation, math	GNU C++17	26 October 2019 11:11:00
1168	Party	B	1600	constructive algorithms, graphs, math	Delphi	09 July 2010 15:05:50
1167	Koala and Notebook	F	2600	data structures, dfs and similar, graphs, shortest paths, strings, trees	GNU C++17	14 September 2019 13:53:25
1166	Into Blocks (easy version)	G1	2000	data structures, dsu, greedy, implementation, two pointers	GNU C++17	14 September 2019 13:33:29
1165	Rotate Columns (hard version)	E2	2500	bitmasks, dp, greedy, sortings	GNU C++17	14 September 2019 13:26:54
1164	Rotate Columns (easy version)	E1	2000	bitmasks, brute force, dp, greedy, sortings	GNU C++17	14 September 2019 13:26:14
1163	Cow and Snacks	D	1700	dfs and similar, dsu, graphs	GNU C++17	14 September 2019 13:18:23
1162	Paint the Digits	C	1500	constructive algorithms, greedy, implementation	GNU C++17	14 September 2019 13:16:06
1161	Koala and Lights	B	1300	implementation, math, number theory	GNU C++17	14 September 2019 13:08:39
1160	Paint the Numbers	A	800	greedy, implementation, math	GNU C++17	14 September 2019 13:06:24
1159	Unusual Graph	I	3000	*special, graphs	Kotlin	07 September 2019 16:01:33
1158	Road Repair in Treeland	H	3100	*special, binary search, dp, trees	Kotlin	07 September 2019 15:52:36
1157	King's Path	G	2500	*special, math, trees	Kotlin	07 September 2019 15:23:56
1156	kotlinkotlinkotlinkotlin...	F	2300	*special, graphs, implementation, strings	Kotlin	07 September 2019 14:59:28
1155	Double Permutation Inc.	E	2000	*special, binary search, greedy	Kotlin	07 September 2019 14:54:26
1154	Teams	D	2000	*special, binary search, greedy, math	Kotlin	07 September 2019 14:47:03
1153	Ice Cream	C	1700	*special, greedy, sortings	Kotlin	07 September 2019 14:43:17
1152	Traveling Around the Golden Ring of Berland	B	1500	*special, implementation	Kotlin	07 September 2019 14:39:14
1151	Three Problems	A	1000	*special, implementation	Kotlin	07 September 2019 14:37:01
1150	Berland Federalization	H	2200	*special, dp, trees	Kotlin	07 September 2019 12:38:24
1149	One-Based Arithmetic	F	1800	*special, brute force	Kotlin	07 September 2019 12:14:25
1148	Hiking	H	undefined		GNU C++14	14 November 2017 12:13:35
1147	Two-gram	B	900	*special, implementation	Kotlin	07 September 2019 03:26:10
1146	Booking System	E	1600	*special, greedy	Kotlin	07 September 2019 11:45:50
1145	Divide by three, multiply by two	D	1400	*special, math	Kotlin	07 September 2019 03:38:52
1144	Less or Equal	C	1200	*special, sortings	Kotlin	07 September 2019 03:30:06
1143	Wrong Subtraction	A	800	*special, implementation	Kotlin	07 September 2019 03:17:41
1142	Red Blue Tree	H	3500	data structures, implementation, trees	GNU C++17	25 August 2019 16:38:36
1141	Polygons	G	2800	greedy, math, number theory	GNU C++17	25 August 2019 15:16:03
1140	Bits And Pieces	F	2600	bitmasks, dfs and similar, dp, greedy	GNU C++17	25 August 2019 15:10:49
1139	Let Them Slide	E	2200	data structures, implementation	GNU C++17	25 August 2019 14:55:49
1138	Magic Grid	C	1800	constructive algorithms	GNU C++17	25 August 2019 14:45:27
1137	Restore Permutation	D	1900	binary search, data structures, greedy, implementation	GNU C++17	25 August 2019 14:43:44
1136	Uniqueness	B	1500	binary search, brute force, implementation, two pointers	GNU C++17	25 August 2019 14:40:04
1135	XORinacci	A	900	math	GNU C++17	25 August 2019 14:35:52
1134	Mysterious Crime	D	1700	brute force, combinatorics, math, meet-in-the-middle, two pointers	GNU C++14	28 October 2018 20:50:12
1133	GCD Groups 2	F	2900	greedy, number theory, probabilities	GNU C++17	30 July 2019 15:52:53
1132	Rectangle Painting 1	D	2300	dp	GNU C++17	30 July 2019 15:13:25
1131	Rectangle Painting 2	E	2500	flows, graph matchings, graphs	GNU C++17	30 July 2019 15:08:22
1130	Welfare State	B	1600	binary search, brute force, data structures, sortings	GNU C++17	30 July 2019 15:02:31
1129	Matching vs Independent Set	C	2000	constructive algorithms, graphs, greedy, sortings	GNU C++17	30 July 2019 14:46:49
1128	MP3	A	1600	sortings, two pointers	GNU C++17	30 July 2019 14:41:56
1127	Gold Experience	G	3300	constructive algorithms, graphs, math, number theory, probabilities	GNU C++17	01 June 2019 16:13:50
1126	Earth Wind and Fire	E	2300	constructive algorithms, greedy, math, sortings, two pointers	GNU C++17	01 June 2019 15:30:39
1125	Foo Fighters	F	2700	bitmasks, constructive algorithms	GNU C++17	01 June 2019 15:17:51
1124	Dirty Deeds Done Dirt Cheap	D	1800	greedy, sortings	GNU C++17	01 June 2019 15:05:34
1123	Born This Way	B	1600	binary search, brute force, two pointers	GNU C++17	01 June 2019 14:53:44
1122	Crazy Diamond	C	1700	constructive algorithms, sortings	GNU C++17	01 June 2019 14:45:18
1121	Another One Bites The Dust	A	800	greedy	GNU C++17	01 June 2019 14:41:41
1120	Good Subsets	I	undefined	*special, dp	Kotlin	28 May 2019 16:59:50
1119	Graph Decomposition	G	undefined	*special, graphs	Kotlin	28 May 2019 16:13:36
1118	Longest Saw	H	undefined	*special, constructive algorithms	Kotlin	28 May 2019 15:40:57
1117	Sliding Doors	E	undefined	*special, binary search	Kotlin	28 May 2019 15:23:50
1116	Wheels	F	undefined	*special, binary search, greedy	Kotlin	28 May 2019 15:16:26
1115	Decoding of Integer Sequences	D	undefined	*special, data structures, implementation	Kotlin	28 May 2019 15:09:12
1114	Minus and Minus Give Plus	C	undefined	*special, implementation, strings	Kotlin	28 May 2019 14:44:58
1113	Bad Days	B	undefined	*special, implementation	Kotlin	28 May 2019 14:41:47
1112	Three Integers Again	A	undefined	*special, math	Kotlin	28 May 2019 14:40:21
1111	The Greatest Possible Value (3 points)	U	undefined	math		05 May 2019 10:03:50
1110	Compute the Product (3 points)	T	undefined	math		05 May 2019 09:47:23
1109	Queens (2 points)	L	undefined	math		05 May 2019 09:40:07
1108	Maximum Value (2 points)	I	undefined	math		05 May 2019 09:28:23
1107	Regular Polygon (1 point)	F	undefined	math		05 May 2019 09:22:40
1106	Seven Digit Number (2 points)	M	undefined	math		05 May 2019 09:12:57
1105	Triangle Area (1 point)	B	undefined	math		05 May 2019 09:10:23
1104	Multiple of 29 (1 point)	D	undefined	math		05 May 2019 09:07:27
1103	7-digit Number (1 point)	C	undefined	math		05 May 2019 09:03:58
1102	Find Distance (3 points)	S	undefined	math		05 May 2019 09:01:51
1101	Circle Radius (2 points)	H	undefined	math		05 May 2019 08:50:57
1100	Divisible by 83 (3 points)	R	undefined	math		05 May 2019 08:46:14
1099	Surjective Functions (3 points)	Q	undefined	math		05 May 2019 08:45:55
1098	Equilateral Triangles (2 points)	P	undefined	math		05 May 2019 08:45:44
1097	Greatest Prime Divisor (2 points)	O	undefined	math		05 May 2019 08:45:38
1096	All Streets (2 points)	N	undefined	math		05 May 2019 08:45:33
1095	Eleven Segments (2 points)	J	undefined	math		05 May 2019 08:44:19
1094	Find Number (1 point)	G	undefined	math		05 May 2019 08:43:42
1093	Least Possible Difference (1 point)	E	undefined	math		05 May 2019 08:43:36
1092	Three Friends (1 point)	A	undefined	math		05 May 2019 08:43:02
1091	Satanic Panic	H	2900	dp, geometry	GNU C++17	20 April 2019 19:09:55
1090	Leaf Partition	F	2500	dp, trees	GNU C++17	20 April 2019 18:52:55
1089	Zoning Restrictions	G	2700	dp, flows, graphs	GNU C++17	20 April 2019 18:45:33
1088	Hot is Cold	E	2400	bitmasks, data structures, divide and conquer, implementation	GNU C++17	20 April 2019 18:32:19
1087	Frog Jumping	D	2100	dfs and similar, math, number theory	GNU C++17	20 April 2019 18:17:53
1086	Tree Diameter	C	1700	bitmasks, graphs, interactive	GNU C++17	20 April 2019 18:10:09
1085	Hate "A"	B	1100	implementation, strings	GNU C++17	20 April 2019 18:07:37
1084	Love "A"	A	800	implementation, strings	GNU C++17	20 April 2019 18:05:50
1083	Niyaz and Small Degrees	F	3400	data structures, dp, trees	GNU C++17	06 April 2019 12:54:44
1082	Pavel and Triangles	E	1900	brute force, dp, fft, greedy, ternary search	GNU C++17	06 April 2019 11:48:00
1081	Frets On Fire	D	1800	binary search, sortings	GNU C++17	06 April 2019 11:44:30
1080	Ramesses and Corner Inversion	C	1500	constructive algorithms, greedy, implementation, math	GNU C++17	06 April 2019 11:40:48
1079	Alyona and a Narrow Fridge	B	1300	binary search, flows, greedy, sortings	GNU C++17	06 April 2019 11:38:14
1078	Ilya and a Colorful Walk	A	1100	greedy, implementation	GNU C++17	06 April 2019 11:36:35
1077	Creeper	D5	undefined		Q#	02 March 2019 00:44:00
1076	TIE fighter	D4	undefined		Q#	01 March 2019 22:43:29
1075	Distinguish three-qubit states	B1	undefined		Q#	01 March 2019 23:33:45
1074	Generate state \|00⟩ + \|01⟩ + \|10⟩	A1	undefined		Q#	01 March 2019 19:16:45
1073	X-wing fighter	D3	undefined		Q#	01 March 2019 22:27:51
1072	Generate equal superposition of four basis states	A2	undefined		Q#	01 March 2019 21:48:39
1071	Pattern of increasing blocks	D2	undefined		Q#	01 March 2019 19:32:03
1070	``Is the number of ones divisible by 3?'' oracle	C3	undefined		Q#	01 March 2019 18:09:05
1069	``Is the bit string periodic?'' oracle	C2	undefined		Q#	01 March 2019 17:54:15
1068	Alternating bits oracle	C1	undefined		Q#	01 March 2019 17:33:53
1067	Block diagonal matrix	D1	undefined		Q#	01 March 2019 17:22:55
1066	Nearest Leaf	F	2600	data structures, trees	GNU C++14	07 February 2019 14:56:46
1065	Tree-Tac-Toe	G	3100	constructive algorithms, games, trees	GNU C++14	07 February 2019 14:37:59
1064	Jongmah	D	2200	dp	GNU C++14	07 February 2019 14:01:24
1063	Magic Stones	E	2200	constructive algorithms, math, sortings	GNU C++14	07 February 2019 13:54:41
1062	Meaningless Operations	C	1500	constructive algorithms, math, number theory	GNU C++14	07 February 2019 13:42:22
1061	Tape	B	1400	greedy, sortings	GNU C++14	07 February 2019 13:38:46
1060	Parity	A	900	math	GNU C++14	07 February 2019 13:36:22
1059	Epic Convolution	H	3500	chinese remainder theorem, fft, math, number theory	GNU C++14	07 January 2019 22:48:26
1058	The Child and Binary Tree	E	3100	combinatorics, divide and conquer, fft, number theory	GNU C++14	06 January 2019 23:02:04
1057	Flowers and Chocolate	G	3300	math	GNU C++14	06 January 2019 20:36:24
1056	Mateusz and an Infinite Sequence	H	3400	bitmasks, brute force, dp, strings	GNU C++14	04 January 2019 23:31:13
1055	Vladislav and a Great Legend	G	3000	combinatorics, dp, trees	GNU C++14	04 January 2019 16:14:01
1054	Egor and an RPG game	E	3400	constructive algorithms, greedy	GNU C++14	04 January 2019 17:23:05
1053	Alex and a TV Show	F	2500	bitmasks, combinatorics, number theory	GNU C++14	04 January 2019 15:17:51
1052	Makoto and a Blackboard	D	2200	dp, math, number theory, probabilities	GNU C++14	04 January 2019 14:58:08
1051	Yuhao and a Parenthesis	C	1400	greedy, implementation	GNU C++14	04 January 2019 14:51:28
1050	Petr and a Combination Lock	B	1200	bitmasks, brute force, dp	GNU C++14	04 January 2019 14:47:16
1049	Gennady and a Card Game	A	800	brute force, implementation	GNU C++14	04 January 2019 14:45:55
1048	Long number	F	3400	expression parsing, math, number theory	GNU C++14	22 January 2017 21:14:24
1047	New Year and the Tricolore Recreation	H	3200	games	GNU C++14	30 December 2018 16:29:18
1046	New Year and the Factorisation Collaboration	G	3200	interactive, math, number theory	Java 8	30 December 2018 15:55:39
1045	New Year and the Mallard Expedition	F	2600	constructive algorithms, greedy	GNU C++14	30 December 2018 15:30:19
1044	New Year and the Acquaintance Estimation	E	2400	binary search, data structures, graphs, greedy, implementation, math, sortings	GNU C++14	30 December 2018 14:59:34
1043	New Year and the Permutation Concatenation	D	1700	combinatorics, dp, math	GNU C++14	30 December 2018 14:46:48
1042	New Year and the Sphere Transmission	C	1400	math, number theory	GNU C++14	30 December 2018 14:40:02
1041	New Year and the Treasure Geolocation	B	1200	brute force, constructive algorithms, greedy, implementation	GNU C++14	30 December 2018 14:37:32
1040	New Year and the Christmas Ornament	A	800	brute force, implementation, math	GNU C++14	30 December 2018 14:35:48
1039	Mergesort Strikes Back	G	3200	math, probabilities	GNU C++14	16 December 2018 16:23:51
1038	Tricky Interactor	F	2600	constructive algorithms, implementation, interactive	GNU C++14	16 December 2018 15:26:48
1037	Missing Numbers	E	1900	binary search, constructive algorithms, greedy, math, number theory	GNU C++14	16 December 2018 14:58:41
1036	Farewell Party	B	1500	constructive algorithms, implementation	GNU C++14	16 December 2018 14:47:31
1035	Maximum Distance	D	1800	dsu, graphs, shortest paths, sortings	GNU C++14	16 December 2018 14:44:03
1034	Colorful Bricks	C	1500	combinatorics, dp, math	GNU C++14	16 December 2018 14:39:34
1033	Definite Game	A	800	constructive algorithms, math	GNU C++14	16 December 2018 14:35:48
1032	Refactoring	D	2400	greedy, implementation, strings	GNU C++14	10 November 2018 15:52:17
1031	Tree and XOR	F	2900	strings, trees	GNU C++14	10 November 2018 15:34:28
1030	Segments on the Line	E	2500	binary search, dp	GNU C++14	10 November 2018 15:15:04
1029	Lucky Days	C	1900	math, number theory	GNU C++14	10 November 2018 14:54:20
1028	Alice and Hairdresser	B	1300	dsu, implementation	GNU C++14	10 November 2018 14:47:05
1027	Metro	A	900	graphs	GNU C++14	10 November 2018 14:41:21
1026	Grid Sort	E	3100	implementation	GNU C++14	04 November 2018 19:46:53
1025	DFS	F	2700	data structures	GNU C++14	04 November 2018 19:05:07
1024	Intersecting Subtrees	B	1900	dfs and similar, interactive, trees	GNU C++14	04 November 2018 18:50:42
1023	Deduction Queries	D	2400	data structures, dsu	GNU C++14	04 November 2018 18:42:41
1022	Optimal Polygon Perimeter	C	2100	dp, geometry	GNU C++14	04 November 2018 18:26:59
1021	The Tower is Going Home	A	1700	binary search, two pointers	GNU C++14	04 November 2018 18:19:25
1020	Speckled Band	G	3500	data structures, divide and conquer, hashing, string suffix structures, strings	GNU C++14	31 October 2018 18:54:00
1019	Make It One	F	2500	bitmasks, combinatorics, dp, math, number theory, shortest paths	GNU C++11	28 October 2018 16:12:37
1018	Train Hard, Win Easy	E	1900	constructive algorithms, greedy, math, sortings	GNU C++14	28 October 2018 15:56:05
1017	Smallest Word	C	1500	constructive algorithms, greedy, implementation	GNU C++14	28 October 2018 15:46:24
1016	Lost Array	B	1200	implementation	GNU C++14	28 October 2018 15:38:58
1015	Elections	C	2100	data structures, ternary search	GNU C++	10 August 2014 17:40:52
1014	Letters Removing	F	2100	data structures, strings	GNU C++11	17 October 2018 22:47:50
1013	Dog Show	D	2200	data structures, greedy	GNU C++11	18 September 2017 14:44:15
1012	Yet Another Array Queries Problem	D	1800	data structures, implementation	GNU C++14	17 October 2018 21:47:03
1011	Radio stations	E	2200	binary search, data structures	GNU C++14	17 October 2018 21:33:01
1010	Envy	E	2300	graphs	GNU C++14	17 October 2018 14:18:09
1009	Hidden Bipartite Graph	E	2800	binary search, constructive algorithms, dfs and similar, graphs, interactive	GNU C++14	07 October 2018 18:58:22
1008	Chip Game	G	3500	games	GNU C++14	07 October 2018 18:36:57
1007	Boolean Computer	F	2800	bitmasks, brute force, fft, math	GNU C++14	07 October 2018 18:09:15
1006	Divisors	D	2000	interactive, math, number theory	GNU C++14	07 October 2018 17:29:30
1005	Permutation Game	C	1600	brute force, dp, games	GNU C++14	07 October 2018 17:12:44
1004	Square Difference	B	1100	math, number theory	GNU C++14	07 October 2018 17:08:29
1003	King Escape	A	1000	dfs and similar, graphs, implementation	GNU C++14	07 October 2018 17:06:59
1002	A Game on Strings	G	3200	games	GNU C++11	02 September 2018 16:32:48
1001	Security	H	3200	data structures, string suffix structures	GNU C++11	02 September 2018 15:47:19
1000	Trips	E	2200	graphs	GNU C++11	02 September 2018 15:20:43
999	Maximum Reduction	F	2500	combinatorics, data structures, math	GNU C++11	02 September 2018 15:14:05
998	Valid BFS?	D	1700	dfs and similar, graphs, shortest paths, trees	GNU C++11	02 September 2018 14:44:47
997	Equalize	C	1300	dp, greedy, strings	GNU C++11	02 September 2018 14:39:51
996	Reach Median	B	1300	greedy	GNU C++11	02 September 2018 14:37:31
995	Packets	A	1300	constructive algorithms, greedy, math	GNU C++11	02 September 2018 14:36:25
994	Perfect Encoding	D	3100	fft, math	GNU C++14	29 May 2018 16:08:39
993	Distinguish zero state and plus state without errors	C2	1800		Q#	07 July 2018 00:46:01
992	Generate W state	A4	1900		Q#	06 July 2018 23:07:06
991	Oracle for majority function	D3	1600		Q#	06 July 2018 18:33:36
990	Distinguish zero state and plus state with minimum error	C1	1700		Q#	06 July 2018 18:24:44
989	Another array reconstruction algorithm	E2	1900		Q#	06 July 2018 17:45:55
988	Distinguish four 2-qubit states - 2	B4	1700		Q#	06 July 2018 17:23:38
987	Bernstein-Vazirani algorithm	E1	1500		Q#	06 July 2018 16:27:07
986	Distinguish four 2-qubit states	B3	1600		Q#	06 July 2018 16:22:07
985	Oracle for f(x) = b * x + (1 - b) * (1 - x) mod 2	D2	1300		Q#	06 July 2018 16:18:32
984	Oracle for f(x) = b * x mod 2	D1	1200		Q#	06 July 2018 16:15:26
983	Distinguish GHZ state and W state	B2	1600		Q#	06 July 2018 16:13:32
982	Distinguish zero state and W state	B1	1300		Q#	06 July 2018 16:12:51
981	Generate superposition of two basis states	A3	1500		Q#	06 July 2018 16:10:27
980	Generate superposition of zero state and a basis state	A2	1300		Q#	06 July 2018 16:06:19
979	Generate superposition of all basis states	A1	800		Q#	06 July 2018 16:01:53
978	Deutsch-Jozsa algorithm	I	1700	*special	Q#	02 July 2018 15:58:44
977	Oracle for f(x) = parity of the number of 1s in x	H	1200	*special	Q#	02 July 2018 15:48:26
976	Oracle for f(x) = k-th element of x	G	1400	*special	Q#	02 July 2018 15:46:47
975	Distinguish multi-qubit basis states	F	1300	*special	Q#	02 July 2018 15:45:31
974	Distinguish Bell states	E	1600	*special	Q#	02 July 2018 15:40:53
973	Distinguish plus state and minus state	D	1400	*special	Q#	02 July 2018 15:36:29
972	Generate GHZ state	C	1400	*special	Q#	02 July 2018 15:34:49
971	Generate Bell state	B	1400	*special	Q#	02 July 2018 15:28:24
970	Generate plus state or minus state	A	1100	*special	Q#	02 July 2018 14:12:55
969	Prince's Problem	E	2800	brute force, data structures, math, number theory, trees	GNU C++14	29 May 2018 17:12:00
968	Oppa Funcan Style Remastered	F	3300	graphs, math, number theory, shortest paths	GNU C++14	29 May 2018 16:53:52
967	AND Graph	C	2500	bitmasks, dfs and similar, dsu, graphs	GNU C++14	29 May 2018 16:19:22
966	Petr and Permutations	B	1800	combinatorics, math	GNU C++14	29 May 2018 15:49:24
965	Fair	A	1600	graphs, greedy, number theory, shortest paths	GNU C++14	29 May 2018 15:39:21
964	K Paths	H	3100	combinatorics, data structures, dp, fft, math	GNU C++14	27 May 2018 16:53:47
963	Magic multisets	G	2500	data structures	GNU C++14	27 May 2018 15:52:54
962	Round Marriage	F	2500	binary search, graph matchings, greedy	GNU C++14	27 May 2018 15:34:53
961	Addition on Segments	E	2200	bitmasks, data structures, divide and conquer, dp	GNU C++14	27 May 2018 15:14:03
960	Bookshelves	D	1900	bitmasks, dp, greedy	GNU C++14	27 May 2018 15:02:45
959	Useful Decomposition	C	1400	implementation, trees	GNU C++14	27 May 2018 14:58:51
958	Businessmen Problems	B	1000	sortings	GNU C++14	27 May 2018 14:54:15
957	Antipalindrome	A	900	brute force, implementation, strings	GNU C++14	27 May 2018 14:51:29
956	Big Secret	C	2200	constructive algorithms, data structures, greedy, math	GNU C++14	29 April 2018 15:04:31
955	May Holidays	E	2900	data structures, trees	GNU C++14	29 April 2018 14:48:01
954	Aztec Catacombs	D	2600	constructive algorithms, graphs	GNU C++14	29 April 2018 14:41:49
953	Stairs and Elevators	A	1600	binary search, data structures, greedy	GNU C++14	29 April 2018 13:33:59
952	Resource Distribution	B	1700	binary search, data structures, greedy, two pointers	GNU C++14	29 April 2018 13:29:35
951	Primal Sport	A	1700	brute force, math, number theory	GNU C++14	10 March 2018 16:19:15
950	Perfect Security	C	1800	data structures, greedy, strings, trees	GNU C++14	10 March 2018 16:11:49
949	Producing Snow	B	1600	binary search, data structures, implementation	GNU C++14	10 March 2018 16:05:53
948	Knightsbridge Rises	K	undefined		GNU C++14	14 November 2017 12:36:27
947	Gentlebots	G	undefined		GNU C++14	14 November 2017 12:23:54
946	Lizard Lounge	L	undefined		GNU C++14	14 November 2017 11:56:58
945	Education	E	undefined		GNU C++14	14 November 2017 11:52:18
944	Breaking Biscuits	B	undefined		GNU C++14	14 November 2017 11:48:50
943	I Work All Day	I	undefined		GNU C++14	14 November 2017 11:40:28
942	Flipping Coins	F	undefined		GNU C++14	14 November 2017 11:39:20
941	Deranging Hat	D	undefined		GNU C++14	14 November 2017 11:36:06
940	Cued In	C	undefined		GNU C++14	14 November 2017 11:33:10
939	Just A Minim	J	undefined		GNU C++14	14 November 2017 11:28:04
938	Alien Sunset	A	undefined		GNU C++14	14 November 2017 11:26:25
937	One-Way Reform	E	2200	constructive algorithms, dfs and similar, flows, graphs, greedy	GNU C++14	11 November 2017 22:09:17
936	Tanya and Password	D	2500	dfs and similar, graphs	GNU C++14	11 November 2017 19:10:22
935	Team Rocket Rises Again	F	2800	data structures, graphs, shortest paths	GNU C++11	12 January 2017 17:34:49
934	Arkady and a Nobody-men	E	2700	data structures, dfs and similar, trees	GNU C++14	09 November 2017 10:45:38
933	Palisection	E	2900	strings	GNU C++14	18 October 2017 09:45:27
932	Delivery Club	E	2600	binary search, data structures, dp	GNU C++14	17 October 2017 22:59:06
931	Pumping Stations	E	2900	brute force, dfs and similar, divide and conquer, flows, graphs, greedy, trees	GNU C++	14 September 2013 17:35:31
930	Buy Low Sell High	D	2400	data structures, greedy, two pointers	GNU C++11	30 September 2017 17:53:26
929	Egg Roulette	F	3300	combinatorics, meet-in-the-middle	GNU C++11	30 September 2017 19:43:24
928	Gotta Go Fast	C	2400	binary search, dp, probabilities	GNU C++11	30 September 2017 17:24:50
927	Ordering Pizza	B	1900	greedy, implementation, sortings	GNU C++11	30 September 2017 17:13:51
926	Save the problem!	A	1400	combinatorics, constructive algorithms, math	GNU C++11	30 September 2017 17:06:51
925	Desk Disorder	E	2100	combinatorics, dfs and similar, dsu, graphs, trees	GNU C++14	16 September 2017 19:26:20
924	Rowena Ravenclaw's Diadem	D	2500	trees	GNU C++11	24 September 2017 16:52:32
923	Nagini	F	3100	binary search, data structures	GNU C++11	24 September 2017 16:36:56
922	Helga Hufflepuff's Cup	C	2000	dp, trees	GNU C++11	24 September 2017 15:02:46
921	Salazar Slytherin's Locket	E	2200	bitmasks, dp	GNU C++14	24 September 2017 14:54:58
920	Marvolo Gaunt's Ring	B	1500	brute force, data structures, dp	GNU C++11	24 September 2017 14:38:13
919	Tom Riddle's Diary	A	800	brute force, implementation, strings	GNU C++11	24 September 2017 14:35:52
918	Students Initiation	J	2400	binary search, flows, graphs	GNU C++11	18 September 2017 14:32:49
917	Travel Cards	K	1800	greedy, implementation, sortings	GNU C++11	18 September 2017 14:15:34
916	Berland SU Computer Network	L	2400	dfs and similar, hashing, trees	GNU C++11	18 September 2017 14:11:28
915	Berland Elections	F	2100	greedy, sortings	GNU C++11	18 September 2017 13:56:27
914	Noise Level	I	1900	dfs and similar, implementation, math	GNU C++11	18 September 2017 13:40:46
913	Sum of Nestings	C	1800	constructive algorithms	GNU C++11	18 September 2017 13:34:52
912	Load Testing	H	1600	greedy	GNU C++11	18 September 2017 13:26:45
911	Preparing for Merge Sort	B	1600	binary search, data structures	GNU C++11	18 September 2017 13:21:43
910	Union of Doubly Linked Lists	A	1500	implementation	GNU C++11	18 September 2017 13:16:01
909	Weather Tomorrow	M	1000	implementation, math	GNU C++11	18 September 2017 13:11:43
908	University Classes	G	900	implementation	GNU C++11	18 September 2017 13:10:17
907	Packmen	E	1800	binary search, dp	GNU C++11	18 September 2017 13:09:05
906	Ordering T-Shirts	F	2800	greedy	GNU C++14	16 September 2017 19:20:36
905	Circle of Numbers	G	3000	math	GNU C++14	16 September 2017 19:11:40
904	Third Month Insanity	D	2100	dp, probabilities, trees	GNU C++14	16 September 2017 17:51:07
903	Pie Rules	C	1500	dp, games	GNU C++14	16 September 2017 17:42:27
902	Declined Finalists	A	800	greedy, implementation	GNU C++14	16 September 2017 17:37:33
901	Lazy Security Guard	B	1000	brute force, geometry, math	GNU C++14	16 September 2017 17:36:15
900	Rusty String	E	2700	fft, math, strings	GNU C++14	14 September 2017 12:01:55
899	To Play or not to Play	F	3000	greedy	GNU C++14	11 September 2017 16:27:33
898	Bob and stages	H	3000	dp, geometry	Java 8	03 September 2017 12:10:16
897	Digits	A	2500	brute force, implementation, math	GNU C++14	03 September 2017 11:54:01
896	Dating	I	2300	brute force, dfs and similar, graphs, trees	GNU C++14	03 September 2017 11:02:44
895	Exploration plan	D	2100	binary search, flows, graph matchings, shortest paths	GNU C++14	03 September 2017 10:46:58
894	Property	C	2100	greedy, sortings	Java 8	03 September 2017 10:42:43
893	Bathroom terminal	G	1700	implementation	GNU C++14	03 September 2017 10:29:51
892	Casinos and travel	E	2100	dp	GNU C++14	03 September 2017 10:28:59
891	Product transformation	F	2200	combinatorics, math, number theory	Java 8	03 September 2017 10:26:02
890	Neural Network country	B	2000	dp, matrices	GNU C++14	03 September 2017 10:10:29
889	Maximum Flow	E	3000	flows, graphs	GNU C++11	24 August 2017 21:56:46
888	Upgrading Tree	C	2600	constructive algorithms, dfs and similar, graphs, math, trees	GNU C++11	24 August 2017 17:32:35
887	Interactive LowerBound	B	2000	brute force, interactive, probabilities	GNU C++11	24 August 2017 16:49:47
886	Sorting by Subsequences	A	1400	dfs and similar, dsu, implementation, math, sortings	GNU C++11	24 August 2017 16:38:37
885	Aquarium decoration	E	2500	data structures, greedy, two pointers	GNU C++11	12 May 2017 14:59:29
884	Cut the pie	G	3500	binary search, data structures, geometry	GNU C++11	11 May 2017 17:32:57
883	Beautiful fountains rows	F	3500	data structures	GNU C++11	11 May 2017 16:56:31
882	Field expansion	D	2100	brute force, dp, meet-in-the-middle	GNU C++11	11 May 2017 16:12:20
881	T-shirt buying	B	1400	data structures, implementation	GNU C++11	11 May 2017 15:54:05
880	Fountains	C	1800	binary search, data structures, implementation	GNU C++11	11 May 2017 15:51:19
879	Carrot Cakes	A	1100	brute force, implementation	GNU C++11	11 May 2017 15:48:54
878	Sherlock's bet to Moriarty	F	2800	constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation, trees	GNU C++11	23 February 2017 16:48:09
877	Sherlock and the Encrypted Data	G	2900	bitmasks, combinatorics, dp	GNU C++11	23 February 2017 15:49:18
876	The Door Problem	D	2000	2-sat, dfs and similar, dsu, graphs	GNU C++11	23 February 2017 15:14:00
875	Molly's Chemicals	C	1800	binary search, brute force, data structures, implementation, math	GNU C++11	23 February 2017 15:06:45
874	The Holmes Children	E	2100	math, number theory	GNU C++11	23 February 2017 15:01:11
873	Sherlock and his girlfriend	B	1200	constructive algorithms, number theory	GNU C++11	23 February 2017 14:52:26
872	A Serial Killer	A	900	brute force, implementation, strings	GNU C++11	23 February 2017 14:51:02
871	Bacterial Melee	D	2400	brute force, combinatorics, dp, string suffix structures	GNU C++14	22 January 2017 18:34:47
870	Nikita and stack	C	2200	data structures	GNU C++14	22 January 2017 18:47:01
869	Pavel and barbecue	A	1700	constructive algorithms, dfs and similar	GNU C++14	22 January 2017 18:24:57
868	Travel Card	B	1600	binary search, dp	GNU C++14	22 January 2017 18:19:44
867	PolandBall and Many Other Balls	G	3200	combinatorics, divide and conquer, dp, fft, math, number theory	GNU C++14	15 January 2017 18:59:46
866	PolandBall and White-Red graph	E	2400	constructive algorithms, graphs, shortest paths	GNU C++14	15 January 2017 17:45:29
865	PolandBall and Gifts	F	2600	bitmasks, dp, greedy	GNU C++14	15 January 2017 17:35:26
864	PolandBall and Forest	C	1300	dfs and similar, dsu, graphs, interactive, trees	GNU C++14	15 January 2017 17:27:09
863	PolandBall and Polygon	D	2000	data structures	GNU C++14	15 January 2017 17:18:03
862	PolandBall and Game	B	1100	binary search, data structures, games, greedy, sortings, strings	GNU C++14	15 January 2017 17:10:18
861	PolandBall and Hypothesis	A	800	brute force, graphs, math, number theory	GNU C++14	15 January 2017 17:07:52
860	Can Bash Save the Day?	G	3400	data structures, divide and conquer, graphs, trees	GNU C++14	13 January 2017 10:31:09
859	Felicity's Big Secret Revealed	D	2200	bitmasks, dp	GNU C++11	12 January 2017 16:09:46
858	Felicity is Coming!	C	1900	data structures, hashing, sortings, strings	GNU C++11	12 January 2017 16:00:11
857	Bash Plays with Functions	E	2500	brute force, combinatorics, dp, number theory	GNU C++11	12 January 2017 15:56:56
856	Bash's Big Day	B	1400	greedy, math, number theory	GNU C++11	12 January 2017 15:40:35
855	Gotta Catch Em' All!	A	1000	implementation	GNU C++11	12 January 2017 15:39:56
854	New Year and Finding Roots	F	2800	constructive algorithms, implementation, interactive, trees	GNU C++11	30 December 2016 16:19:45
853	New Year and Binary Tree Paths	G	3200	bitmasks, brute force, combinatorics, dp	GNU C++11	30 December 2016 15:27:25
852	New Year and Fireworks	D	1900	brute force, data structures, dfs and similar, dp, implementation	GNU C++11	30 December 2016 14:41:20
851	New Year and North Pole	B	1300	geometry, implementation	GNU C++11	30 December 2016 14:23:33
850	New Year and Rating	C	1600	binary search, greedy, math	GNU C++11	30 December 2016 14:20:37
849	New Year and Hurry	A	800	binary search, brute force, implementation, math	GNU C++11	30 December 2016 14:16:27
848	Hongcow Draws a Circle	D	3200	geometry	GNU C++11	18 December 2016 12:42:24
847	Hongcow's Game	B	1900	bitmasks, divide and conquer, interactive	GNU C++11	17 December 2016 16:49:10
846	Hongcow Buys a Deck of Cards	C	2400	bitmasks, brute force, dp	GNU C++11	17 December 2016 17:00:13
845	Hongcow Masters the Cyclic Shift	E	3200	strings, two pointers	GNU C++11	17 December 2016 17:39:11
844	Hongcow Builds A Nation	A	1500	dfs and similar, graphs	GNU C++11	17 December 2016 16:39:42
843	Cowboy Beblop at his computer	I	2800	geometry	Java 8	11 September 2016 13:39:52
842	Festival Organization	A	2900	math, number theory	Java 8	11 September 2016 11:57:19
841	Underfail	G	2400	flows	GNU C++11	11 September 2016 11:24:38
840	Pokermon League challenge	H	2400	math, probabilities	GNU C++11	11 September 2016 10:52:51
839	R3D3’s Summer Adventure	B	2700	dp, greedy	Java 8	11 September 2016 10:48:21
838	Heroes of Making Magic III	F	2600	data structures	GNU C++11	11 September 2016 10:44:06
837	Paint it really, really dark gray	E	1900	dfs and similar	GNU C++11	11 September 2016 09:24:12
836	Potions Homework	C	1200	implementation, sortings	GNU C++11	11 September 2016 09:15:57
835	Dexterina’s Lab	D	1900	games, matrices, probabilities	GNU C++11	11 September 2016 09:15:42
834	Two Arithmetic Progressions	D	2500	math, number theory	GNU C++11	24 August 2016 09:36:58
833	String Set Queries	F	2400	brute force, data structures, hashing, interactive, string suffix structures, strings	GNU C++11	22 August 2016 15:09:21
832	Magic Odd Square	C	1500	constructive algorithms, math	GNU C++11	22 August 2016 14:54:25
831	Generate a String	E	2000	dfs and similar, dp	GNU C++11	22 August 2016 14:22:26
830	Optimal Point on a Line	B	1400	brute force, sortings	GNU C++11	22 August 2016 14:12:57
829	King Moves	A	800	implementation	GNU C++11	22 August 2016 14:11:06
828	Limak and Shooting Points	C	2600	geometry, math	GNU C++11	03 July 2016 11:40:03
827	Coprime Permutation	F	3000	combinatorics, number theory	GNU C++11	03 July 2016 11:25:39
826	Huffman Coding on Segment	E	3100	data structures	GNU C++11	03 July 2016 10:04:54
825	Cron	D	2800		GNU C++11	03 July 2016 09:39:58
824	Break Up	B	2600	graphs	GNU C++11	03 July 2016 08:58:55
823	LRU	A	2400	bitmasks, dp, math, probabilities	GNU C++11	03 July 2016 08:54:14
822	Travelling Through the Snow Queen's Kingdom	E	2800	bitmasks, brute force, divide and conquer, graphs	GNU C++11	01 July 2016 10:53:08
821	Kay and Eternity	D	2600	brute force, implementation, sortings	GNU C++11	01 July 2016 10:11:45
820	Optimal Point	C	2900	binary search, math	GNU C++11	01 July 2016 10:00:09
819	Kay and Snowflake	B	1900	data structures, dfs and similar, dp, trees	GNU C++11	01 July 2016 09:21:48
818	Robbers' watch	A	1700	brute force, combinatorics, dp, math	GNU C++11	01 July 2016 09:11:58
817	TOF	E	2900	dfs and similar, graphs	GNU C++11	29 June 2016 18:50:29
816	Dividing Kingdom II	D	2500	brute force, data structures, dsu, graphs, sortings	GNU C++11	29 June 2016 18:23:56
815	The Values You Can Make	C	1900	dp	GNU C++11	29 June 2016 17:17:12
814	Remainders Game	B	1800	chinese remainder theorem, math, number theory	GNU C++11	29 June 2016 17:13:33
813	NP-Hard Problem	A	1500	dfs and similar, graphs	GNU C++11	29 June 2016 17:09:22
812	Bears and Juice	F	2900	dp, math, meet-in-the-middle	GNU C++11	07 May 2016 16:45:38
811	Levels and Regions	C	2400	dp	GNU C++11	07 May 2016 16:28:22
810	Bear and Destroying Subtrees	E	2700	dp, math, probabilities, trees	GNU C++11	07 May 2016 15:51:30
809	Bear and Two Paths	B	1600	constructive algorithms, graphs	GNU C++11	07 May 2016 15:18:49
808	Bear and Colors	A	1500	implementation	GNU C++11	07 May 2016 15:07:40
807	Little Artem and 2-SAT	F	3000		GNU C++11	24 April 2016 18:24:43
806	Little Artem and Random Variable	D	2400	dp, implementation, math, probabilities	GNU C++11	24 April 2016 17:41:45
805	Little Artem and Dance	C	1800	brute force, constructive algorithms, implementation	GNU C++11	24 April 2016 17:13:25
804	Little Artem and Time Machine	E	2000	data structures	GNU C++11	24 April 2016 16:48:59
803	Little Artem and Matrix	B	1400	implementation	GNU C++11	24 April 2016 16:39:47
802	Little Artem and Grasshopper	A	1000	implementation	GNU C++11	24 April 2016 16:37:59
801	International Olympiad	D	2000	constructive algorithms, greedy, implementation, math	GNU C++11	15 April 2016 16:00:52
800	To Hack or not to Hack	E	3100	brute force, dp, greedy	GNU C++11	15 April 2016 15:39:21
799	Graph Coloring	B	2200	dfs and similar, graphs	GNU C++11	15 April 2016 14:48:03
798	Gambling Nim	A	2400	bitmasks, math, matrices, probabilities	GNU C++11	15 April 2016 14:33:09
797	Bear and Paradox	E	2800	binary search, greedy, math, sortings	GNU C++11	28 March 2016 17:41:33
796	Bear and Polynomials	C	2200	hashing, implementation, math	GNU C++11	28 March 2016 17:06:52
795	Bear and Contribution	D	2400	data structures, greedy, sortings, two pointers	GNU C++11	28 March 2016 16:52:31
794	Bear and Forgotten Tree 3	B	1600	constructive algorithms, graphs, trees	GNU C++11	28 March 2016 16:51:59
793	Bear and Displayed Friends	A	1200	implementation	GNU C++11	28 March 2016 16:39:04
792	Cowslip Collections	F	2500	combinatorics, math, number theory	GNU C++11	18 March 2016 17:15:24
791	Intellectual Inquiry	E	2200	dp, greedy, strings	GNU C++11	18 March 2016 17:01:00
790	Robot Rapping Results Report	D	1800	binary search, dp, graphs	GNU C++11	18 March 2016 16:47:19
789	Enduring Exodus	C	1600	binary search, two pointers	GNU C++11	18 March 2016 16:43:25
788	Amity Assessment	A	1200	brute force, constructive algorithms, implementation	GNU C++11	18 March 2016 16:40:33
787	Mischievous Mess Makers	B	1200	greedy, math	GNU C++11	18 March 2016 16:38:16
786	Hostname Aliases	C	2100	*special, binary search, data structures, implementation, sortings, strings	GNU C++11	16 March 2016 11:40:49
785	Processing Queries	B	1700	*special, constructive algorithms, data structures, two pointers	GNU C++11	16 March 2016 11:24:43
784	Parliament of Berland	A	1000	*special, constructive algorithms	GNU C++11	16 March 2016 11:11:28
783	Running with Obstacles	D	1600	*special, data structures, dp, greedy	GNU C++11	13 March 2016 15:32:09
782	Promocodes with Mistakes	C	1400	*special, brute force, constructive algorithms, implementation	GNU C++11	13 March 2016 13:55:28
781	Chat Order	B	1200	*special, binary search, constructive algorithms, data structures, sortings	GNU C++11	13 March 2016 13:54:48
780	Voting for Photos	A	1000	*special, constructive algorithms, implementation	GNU C++11	13 March 2016 13:54:23
779	Clockwork Bomb	E	3200	data structures, dfs and similar, dsu, greedy, trees	GNU C++11	07 March 2016 11:07:46
778	Zip-line	D	2600	binary search, data structures, dp, hashing	GNU C++11	07 March 2016 10:05:46
777	Image Preview	B	1900	binary search, brute force, dp, two pointers	GNU C++11	07 March 2016 09:46:50
776	Table Compression	C	2200	dfs and similar, dp, dsu, graphs, greedy	GNU C++11	07 March 2016 09:37:16
775	Watchmen	A	1400	data structures, geometry, math	GNU C++11	07 March 2016 09:26:49
774	Preorder Test	D	2600	binary search, dfs and similar, dp, graphs, greedy, trees	GNU C++11	28 February 2016 19:27:20
773	Package Delivery	C	2200	data structures, divide and conquer, greedy	GNU C++11	28 February 2016 19:09:52
772	Orchestra	E	3000	two pointers	GNU C++11	28 February 2016 18:48:22
771	Factory Repairs	B	1700	data structures	GNU C++11	28 February 2016 18:21:13
770	XOR Equation	A	1700	dp, math	GNU C++11	28 February 2016 18:14:01
769	Fibonacci-ish II	H	3100	data structures, implementation	GNU C++11	26 February 2016 19:42:37
768	Yash And Trees	G	2800	bitmasks, data structures, dfs and similar, math, number theory	GNU C++11	26 February 2016 18:57:42
767	Startup Funding	E	2400	binary search, constructive algorithms, data structures, probabilities, two pointers	GNU C++11	26 February 2016 18:37:51
766	The Chocolate Spree	F	2600	dfs and similar, dp, graphs, trees	GNU C++11	26 February 2016 18:14:13
765	Fibonacci-ish	D	2000	brute force, dp, hashing, implementation, math	GNU C++11	26 February 2016 18:04:04
764	Spy Syndrome 2	C	1900	data structures, dp, hashing, implementation, sortings, string suffix structures, strings	GNU C++11	26 February 2016 17:55:16
763	A Trivial Problem	B	1300	brute force, constructive algorithms, math, number theory	GNU C++11	26 February 2016 17:18:56
762	Ebony and Ivory	A	1100	brute force, math, number theory	GNU C++11	26 February 2016 17:16:43
761	Raffles	G	3100	data structures, dp, greedy, math	GNU C++11	13 February 2016 20:20:24
760	Simple Skewness	E	2400	binary search, math, ternary search	GNU C++11	13 February 2016 18:40:56
759	Group Projects	F	2400	dp	GNU C++11	13 February 2016 18:17:34
758	Jerry's Protest	D	1800	brute force, combinatorics, dp, probabilities	GNU C++11	13 February 2016 17:58:18
757	Block Towers	C	1600	brute force, greedy, math, number theory	GNU C++11	13 February 2016 17:44:55
756	Cards	B	1300	constructive algorithms, dp, math	GNU C++11	13 February 2016 17:42:23
755	Robot Sequence	A	1000	brute force, implementation	GNU C++11	13 February 2016 17:37:08
754	Xors on Segments	F	2800	data structures, strings, trees	GNU C++11	21 January 2016 15:44:55
753	Professor GukiZ and Two Arrays	D	2200	binary search, two pointers	GNU C++11	21 January 2016 15:37:20
752	New Year Tree	E	2100	bitmasks, data structures, trees	GNU C++11	21 January 2016 15:17:23
751	Pearls in a Row	C	1500	greedy	GNU C++11	21 January 2016 15:04:35
750	Grandfather Dovlet’s calculator	B	1000	implementation	GNU C++11	21 January 2016 15:01:52
749	Professor GukiZ's Robot	A	800	implementation, math	GNU C++11	21 January 2016 15:00:43
748	New Year and Cake	G	2900	geometry, two pointers	GNU C++11	30 December 2015 19:48:39
747	New Year and Forgotten Tree	H	3200	constructive algorithms, flows, graphs	GNU C++11	30 December 2015 17:47:47
746	New Year and Three Musketeers	E	2400	data structures, greedy, sortings	GNU C++11	30 December 2015 16:29:18
745	New Year and Cleaning	F	2500	binary search, implementation	GNU C++11	30 December 2015 15:59:37
744	New Year and Ancient Prophecy	D	2000	dp, hashing, strings	GNU C++11	30 December 2015 15:23:44
743	New Year and Domino	C	1500	dp, implementation	GNU C++11	30 December 2015 15:15:11
742	New Year and Days	A	900	implementation	GNU C++11	30 December 2015 15:09:43
741	New Year and Old Property	B	1300	bitmasks, brute force, implementation	GNU C++11	30 December 2015 15:07:31
740	Marbles	C	2500	hashing, strings	GNU C++11	23 December 2015 17:57:54
739	Power Tree	D	2600	data structures, trees	GNU C++11	23 December 2015 17:43:23
738	Zuma	B	1900	dp	GNU C++11	23 December 2015 16:48:46
737	Chain Reaction	A	1600	binary search, dp	GNU C++11	23 December 2015 16:43:36
736	Wilbur and Strings	E	2500	dfs and similar, dp, graphs, strings	GNU C++11	15 November 2015 17:14:55
735	Wilbur and Trees	D	2300	dp, math, probabilities, sortings	GNU C++11	15 November 2015 16:58:19
734	Wilbur and Points	C	1700	combinatorics, greedy, sortings	GNU C++11	15 November 2015 16:44:32
733	Wilbur and Array	B	1100	greedy, implementation	GNU C++11	15 November 2015 16:38:03
732	Wilbur and Swimming Pool	A	1100	geometry, implementation	GNU C++11	15 November 2015 16:36:46
731	Spectator Riots	E	2800	geometry	GNU C++11	06 September 2015 11:31:52
730	Robots protection	I	2800	data structures	GNU C++11	06 September 2015 12:17:21
729	Fibonotci	A	2700	data structures, math, matrices	GNU C++11	06 September 2015 10:17:49
728	Bribes	B	2200	dfs and similar, graphs, trees	GNU C++11	06 September 2015 08:57:37
727	Run for beer	G	2200	dfs and similar, shortest paths	GNU C++11	06 September 2015 08:40:00
726	Bulbo	F	2100	dp, greedy	GNU C++11	06 September 2015 08:23:42
725	Bots	H	1800	combinatorics, number theory	GNU C++11	06 September 2015 08:11:57
724	Tablecity	D	1700	constructive algorithms, implementation	GNU C++11	06 September 2015 08:03:32
723	Bear and Blocks	B	1600	binary search, data structures, dp, math	GNU C++11	29 August 2015 16:39:11
722	Bear and Poker	A	1300	implementation, math, number theory	GNU C++11	29 August 2015 16:31:35
721	Matching Names	A	2300	dfs and similar, strings, trees	GNU C++11	31 July 2015 12:55:12
720	Restoring Map	C	3200		GNU C++11	26 July 2015 11:13:51
719	Replicating Processes	G	2600		GNU C++11	26 July 2015 10:13:39
718	Max and Min	E	2500		Java 8	26 July 2015 09:32:29
717	Restructuring Company	D	1900		GNU C++11	26 July 2015 08:29:38
716	Clique in the Divisibility Graph	B	1500		GNU C++11	26 July 2015 08:17:46
715	Pudding Monsters	D	2800	dp	GNU C++	13 June 2014 16:49:45
714	Yura and Developers	F	2800	data structures, divide and conquer	GNU C++11	06 June 2015 14:08:45
713	Looksery Party	B	2300	constructive algorithms, dfs and similar, graphs, greedy	GNU C++11	06 June 2015 13:59:48
712	Haar Features	D	1900	greedy, implementation	Java 7	06 June 2015 13:44:44
711	The Game Of Parity	C	2200	games	GNU C++11	06 June 2015 13:37:38
710	Happy Line	G	2200	constructive algorithms, greedy, sortings	GNU C++11	06 June 2015 13:17:33
709	Degenerate Matrix	H	2100	binary search, math	GNU C++11	06 June 2015 13:06:17
708	Face Detection	A	900	implementation, strings	GNU C++11	06 June 2015 13:01:28
707	Idempotent functions	C	2000		Java 8	03 May 2015 17:17:48
706	Superhero's Job	D	2600		GNU C++11	03 May 2015 17:03:40
705	Place Your Ad Here	A	2400		GNU C++11	03 May 2015 16:50:48
704	Playing on Graph	E	2600		GNU C++11	03 May 2015 16:38:52
703	Quest	F	2100		GNU C++11	03 May 2015 16:26:02
702	Berland Miners	A	3000		GNU C++11	17 April 2015 18:29:27
701	Landmarks	D	3000		GNU C++11	17 April 2015 17:38:13
700	Encoding	F	2400		GNU C++11	17 April 2015 17:06:57
699	Board Game	C	1700		GNU C++11	17 April 2015 16:23:26
698	Work Group	B	2000		GNU C++11	17 April 2015 16:14:39
697	Correcting Mistakes	E	1800		Java 8	17 April 2015 16:13:40
696	Transmitting Levels	E	2400	dp, implementation	GNU C++11	04 April 2015 17:23:38
695	Om Nom and Necklace	D	2200	hashing, string suffix structures, strings	GNU C++11	04 April 2015 17:10:19
694	Om Nom and Candies	C	2000	brute force, greedy, math	GNU C++11	04 April 2015 16:53:42
693	Om Nom and Dark Park	B	1400	dfs and similar, greedy, implementation	GNU C++11	04 April 2015 16:41:15
692	King of Thieves	A	1300	brute force, implementation	GNU C++11	04 April 2015 16:37:25
691	And Yet Another Bracket Sequence	F	2700	data structures, greedy, hashing, string suffix structures, strings	GNU C++11	21 March 2015 15:55:45
690	Social Network	D	2100	greedy, two pointers	GNU C++11	21 March 2015 14:51:08
689	Rooks and Rectangles	E	2400	data structures, sortings	GNU C++11	21 March 2015 14:31:34
688	The Art of Dealing with ATM	C	1900	binary search, sortings	GNU C++11	21 March 2015 14:13:56
687	Возможно, вы знаете этих людей?	A	1600	implementation	GNU C++11	21 March 2015 14:06:03
686	Фото на память - 2 (round version)	B	1700	dp, greedy	Java 8	21 March 2015 14:04:30
685	Closest Equals	D	2000	*special, data structures	Java 8	08 March 2015 10:48:59
684	Reposts	A	1200	*special, dfs and similar, dp, graphs, trees	Java 8	08 March 2015 10:48:30
683	Chicken or Fish?	C	2100	greedy	GNU C++0x	08 March 2015 10:47:31
682	Photo to Remember	B	1100	*special, data structures, dp, implementation	GNU C++0x	08 March 2015 10:47:08
681	Inversions problem	G1	1800	brute force, dfs and similar, dp, meet-in-the-middle	GNU C++	07 February 2015 17:38:52
680	Scaygerboss	F1	2700	flows	GNU C++	07 February 2015 18:59:15
679	Subarray Cuts	E1	2600	dp	GNU C++	07 February 2015 18:33:45
678	Constrained Tree	D1	2400	dfs and similar	GNU C++0x	07 February 2015 17:56:13
677	Permutations	B1	1400	brute force	GNU C++	07 February 2015 17:11:45
676	Second price auction	C	2000	bitmasks, probabilities	GNU C++	07 February 2015 17:16:05
675	Fox And Polygon	E	2900	constructive algorithms, divide and conquer	GNU C++	02 February 2015 18:27:38
674	Fox And Dinner	C	2300	flows, graph matchings	GNU C++	02 February 2015 17:46:50
673	Fox And Travelling	D	2900	dp, trees	GNU C++	02 February 2015 17:28:56
672	Fox And Names	A	1600	dfs and similar, graphs, greedy, sortings	GNU C++	02 February 2015 17:12:47
671	Fox And Jumping	B	1900	data structures, dp, math, number theory, shortest paths	GNU C++	02 February 2015 17:05:39
670	The Maths Lecture	D	2200	dp, implementation	GNU C++0x	23 January 2015 16:33:49
669	Breaking Good	E	2100	dfs and similar, dp, graphs, shortest paths	GNU C++0x	23 January 2015 16:32:03
668	Guess Your Way Out!	C	1700	implementation, math, trees	GNU C++0x	23 January 2015 16:18:12
667	Amr and Pins	B	1400	geometry, math	GNU C++0x	23 January 2015 16:06:14
666	Amr and Music	A	1000	greedy, implementation, sortings	GNU C++0x	23 January 2015 16:03:06
665	Kingdom Subdivision	K	undefined		GNU C++0x	22 January 2015 13:43:25
664	Tree Query	F	undefined		GNU C++	07 January 2015 18:34:32
663	ShortestPath Query	B	undefined		GNU C++	07 January 2015 18:11:00
662	Palindrome Query	E	undefined		GNU C++	07 January 2015 17:59:09
661	Subrect Query	C	undefined		GNU C++	07 January 2015 17:42:12
660	LCM Query	A	undefined		GNU C++	07 January 2015 17:32:10
659	New Year Shopping	F	2700	divide and conquer, dp	GNU C++	30 December 2014 15:55:57
658	New Year Domino	E	2300	data structures, dp, dsu	GNU C++	30 December 2014 15:39:59
657	New Year Santa Network	D	1900	combinatorics, dfs and similar, graphs, trees	GNU C++	30 December 2014 15:15:24
656	New Year Book Reading	C	1600	constructive algorithms, greedy, implementation, math	GNU C++	30 December 2014 15:09:45
655	New Year Transportation	A	1000	dfs and similar, graphs, implementation	GNU C++	30 December 2014 15:06:31
654	New Year Permutation	B	1600	dfs and similar, dsu, graphs, greedy, math, sortings	GNU C++	30 December 2014 15:05:04
653	Birthday	D	2700	data structures, dfs and similar, dp, trees	GNU C++	13 December 2014 19:21:22
652	Helping People	C	2600	dp, probabilities	GNU C++	13 December 2014 18:07:01
651	Sharti	E	3200	data structures, games	GNU C++	13 December 2014 17:32:52
650	Obsessive String	B	2000	dp, strings	GNU C++	13 December 2014 16:41:49
649	Treasure	A	1500	greedy	GNU C++	13 December 2014 16:33:35
648	Gomoku	G	undefined	interactive	GNU C++	09 December 2014 14:17:03
647	Vanya and Computer Game	D	1800	binary search, implementation, math, sortings	GNU C++	01 December 2014 17:01:25
646	Vanya and Field	E	2000	math	GNU C++	01 December 2014 16:59:15
645	Vanya and Exams	C	1400	greedy, sortings	GNU C++	01 December 2014 16:48:37
644	Vanya and Cubes	A	800	implementation	GNU C++	01 December 2014 16:45:56
643	Vanya and Lanterns	B	1200	binary search, implementation, math, sortings	GNU C++	01 December 2014 16:44:34
642	IBM Chill Zone	E	undefined		GNU C++	10 November 2014 17:00:23
641	Swell Foop	G	undefined		GNU C++	10 November 2014 16:59:20
640	Conference Room	B	undefined		GNU C++	10 November 2014 16:44:06
639	Poetry Challenge	A	undefined		GNU C++	10 November 2014 16:37:26
638	ICPC Giveaways	C	undefined		GNU C++	10 November 2014 16:31:37
637	Hall of Fame	I	undefined		GNU C++	10 November 2014 16:27:54
636	ICPC Quest	H	undefined		GNU C++	10 November 2014 16:22:07
635	T-shirts	D	undefined		GNU C++	10 November 2014 16:12:45
634	Door Lock	F	undefined		GNU C++	10 November 2014 16:09:53
633	Bye Bye Russia	J	undefined		GNU C++	10 November 2014 16:05:51
632	Highway Hassle	H	undefined		GNU C++	06 November 2014 18:19:26
631	Floating Formation	F	undefined		GNU C++	06 November 2014 15:09:09
630	Dropping Directions	D	undefined		GNU C++	06 November 2014 14:59:31
629	Avoiding the Apocalypse	A	undefined		GNU C++	06 November 2014 14:25:05
628	Interesting Integers	I	undefined		GNU C++	06 November 2014 14:09:27
627	Citadel Construction	C	undefined		GNU C++	06 November 2014 14:00:40
626	Excellent Engineers	E	undefined		GNU C++	06 November 2014 13:44:42
625	Button Bashing	B	undefined		GNU C++	06 November 2014 13:41:17
624	Growling Gears	G	undefined		GNU C++	06 November 2014 13:37:35
623	Jury Jeopardy	J	undefined		GNU C++	06 November 2014 13:34:34
622	Key to Knowledge	K	undefined		GNU C++	06 November 2014 13:28:23
621	0x	O	undefined		PHP	01 November 2014 15:40:12
620	Peace of AmericaReunion	H	undefined		GNU C++	01 November 2014 15:35:14
619	Peace of AmericanWedding	E	undefined		GNU C++	01 November 2014 15:33:08
618	Crap	K	undefined		GNU C++	01 November 2014 15:26:21
617	oPlus	M	undefined		GNU C++	01 November 2014 15:23:09
616	Common	J	undefined		GNU C++	01 November 2014 15:21:32
615	Peace of AmericanPie	I	undefined		GNU C++	01 November 2014 15:17:28
614	6227020800	R	undefined		GNU C++	01 November 2014 15:16:10
613	Peace of bzjd	Q	undefined		GNU C++	01 November 2014 15:14:49
612	Cave	J	undefined		GNU C++	30 October 2014 14:09:37
611	Afternoon Tea	H	undefined		GNU C++	30 October 2014 14:06:09
610	Arithmetic Rectangle	A	undefined		GNU C++	30 October 2014 13:40:57
609	ELCA	E	3200	data structures, trees	GNU C++	24 October 2014 20:59:59
608	Game with Strings	C	2600	bitmasks, dp, probabilities	GNU C++	24 October 2014 17:34:25
607	Random Function and Tree	D	2700	combinatorics, dp, trees	GNU C++	24 October 2014 17:49:36
606	Interesting Array	B	1800	constructive algorithms, data structures, trees	GNU C++	24 October 2014 17:19:19
605	Diverse Permutation	A	1200	constructive algorithms, greedy	GNU C++	24 October 2014 17:06:26
604	Pillars	E	2000	binary search, data structures, dp, sortings, trees	GNU C++	06 October 2014 16:01:03
603	Ant colony	F	2100	data structures, math, number theory	GNU C++	06 October 2014 15:50:24
602	Flowers	D	1700	dp	GNU C++	06 October 2014 15:44:17
601	Captain Marmot	C	2000	brute force, geometry	GNU C++	06 October 2014 15:41:37
600	Worms	B	1200	binary search, implementation	GNU C++	06 October 2014 15:33:19
599	Keyboard	A	900	implementation	GNU C++	06 October 2014 15:31:48
598	Design Tutorial: Learn from a Game	E	2800	constructive algorithms, implementation	GNU C++	28 September 2014 17:32:47
597	Design Tutorial: Inverse the Problem	D	1900	dfs and similar, dsu, shortest paths, trees	GNU C++	28 September 2014 16:04:30
596	Design Tutorial: Make It Nondeterministic	C	1400	greedy	GNU C++	28 September 2014 15:45:43
595	Design Tutorial: Learn from Life	B	1300		GNU C++	28 September 2014 15:38:54
594	Design Tutorial: Learn from Math	A	800	math, number theory	GNU C++	28 September 2014 15:37:54
593	Information Graph	E	2100	dfs and similar, dsu, graphs, trees	GNU C++	12 September 2014 15:52:53
592	Increase Sequence	D	2100	combinatorics, dp	GNU C++	12 September 2014 15:42:53
591	Number of Ways	C	1700	binary search, brute force, data structures, dp, two pointers	GNU C++	12 September 2014 15:37:15
590	Wonder Room	B	2000	brute force, math	GNU C++	12 September 2014 15:35:09
589	Cheap Travel	A	1200	implementation	GNU C++	12 September 2014 15:31:09
588	Cow Acrobats	L	undefined		GNU C++	11 September 2014 14:29:15
587	Completion	K	undefined		GNU C++	11 September 2014 14:23:34
586	Hexagon Game	J	undefined		GNU C++	11 September 2014 14:16:33
585	Random Route	I	undefined		GNU C++	11 September 2014 13:49:08
584	Advertisement	H	undefined		GNU C++	11 September 2014 13:38:44
583	Highways	G	undefined		GNU C++	11 September 2014 13:31:19
582	Dictionary	F	undefined		GNU C++	11 September 2014 13:26:32
581	Lock Manager	E	undefined		GNU C++	11 September 2014 13:15:59
580	Computer Dialogue	D	undefined		GNU C++	11 September 2014 13:08:42
579	Expression	B	1500	*special, expression parsing	Tcl	21 February 2011 16:04:59
578	Loan	B	undefined		GNU C++	11 September 2014 12:44:32
577	Divisibility	A	undefined		GNU C++	11 September 2014 12:13:27
576	World of Darkraft - 2	D	2700	dp, probabilities	GNU C++	07 September 2014 16:42:58
575	Restore Cube	B	2000	brute force, geometry	GNU C++	07 September 2014 16:15:58
574	Substitutes in Number	C	2100	dp	GNU C++	07 September 2014 15:49:52
573	No to Palindromes!	A	1700	greedy, strings	GNU C++	07 September 2014 15:35:45
572	Bingo!	D	2700	combinatorics, probabilities	GNU C++	10 August 2014 19:39:45
571	Distributed Join	B	1900	greedy	GNU C++	10 August 2014 18:15:39
570	Golden System	A	1700	math	GNU C++	10 August 2014 17:16:36
569	Function	E	2900	data structures	GNU C++	08 August 2014 17:20:42
568	Serega and Fun	D	2700	data structures	GNU C++	08 August 2014 16:50:55
567	Civilization	C	2100	dfs and similar, dp, dsu, ternary search, trees	GNU C++	08 August 2014 16:03:03
566	A Lot of Games	B	1900	dfs and similar, dp, games, implementation, strings, trees	GNU C++	08 August 2014 15:46:26
565	Boredom	A	1500	dp	GNU C++	08 August 2014 15:33:42
564	Three strings	E	2400	data structures, dsu, string suffix structures, strings	GNU C++	27 July 2014 18:04:56
563	Washer, Dryer, Folder	D	1900	greedy, implementation	GNU C++	27 July 2014 17:44:46
562	4-point polyline	B	1800	brute force, constructive algorithms, geometry, trees	GNU C++	27 July 2014 17:40:24
561	Magic Trick	C	2100	combinatorics, math, probabilities	GNU C++	27 July 2014 17:33:53
560	Eevee	A	1000	brute force, implementation, strings	GNU C++	27 July 2014 17:02:47
559	Gena and Second Distance	E	3100	geometry	GNU C++	19 June 2014 17:24:23
558	Artem and Array	C	2500	data structures, greedy	GNU C++	19 June 2014 16:44:22
557	Adam and Tree	D	2600	data structures, trees	GNU C++	19 June 2014 16:21:26
556	Andrey and Problem	B	1800	greedy, math, probabilities	GNU C++	19 June 2014 16:10:27
555	Borya and Hanabi	A	1700	bitmasks, brute force, implementation	GNU C++	19 June 2014 15:38:14
554	Banners	F	3000	brute force, data structures, dp	GNU C++	13 June 2014 21:33:45
553	Dungeons and Candies	C	1800	dsu, graphs, greedy, trees	GNU C++	13 June 2014 15:49:07
552	Om Nom and Spiders	B	1400	implementation, math	GNU C++	13 June 2014 15:39:53
551	Feed with Candy	A	1500	greedy	GNU C++	13 June 2014 15:35:47
550	E-mail Addresses	E	1900	implementation	GNU C++	18 April 2014 16:33:53
549	Giving Awards	D	2000	dfs and similar	GNU C++	18 April 2014 16:25:15
548	Poster	A	900	greedy, implementation	GNU C++	18 April 2014 16:17:46
547	Network Configuration	B	900	greedy, sortings	GNU C++	18 April 2014 16:15:09
546	Pattern	C	1200	implementation, strings	GNU C++	18 April 2014 16:13:19
545	Big Problems for Organizers	D	2800	data structures, graphs, trees	GNU C++	17 April 2014 18:05:53
544	Square Table	C	2400	constructive algorithms, dp, math	GNU C++	17 April 2014 15:58:54
543	Cunning Gena	B	1900	bitmasks, dp, sortings	GNU C++	17 April 2014 15:49:48
542	Football	A	900	implementation, strings	Delphi	15 July 2011 11:29:46
541	Dome	E	1800	*special	GNU C++	01 April 2014 17:03:07
540	Big Data	D	1700	*special	GNU C++	01 April 2014 16:52:52
539	A + B Strikes Back	H	1500	*special, brute force, constructive algorithms, dsu, implementation	GNU C++	01 April 2014 15:58:44
538	Mysterious Language	B	1700	*special	Mysterious Language	01 April 2014 15:55:46
537	Magnum Opus	C	1700	*special	GNU C++	01 April 2014 15:47:21
536	The Great Game	A	1700	*special	GNU C++	01 April 2014 15:44:46
535	Largest Submatrix 3	D	2700	dp, hashing	GNU C++	30 March 2014 08:46:29
534	Curious Array	C	2500	brute force, combinatorics, implementation, math	GNU C++	30 March 2014 07:53:56
533	Triangle	A	1600	brute force, geometry, implementation, math	GNU C++	30 March 2014 07:17:06
532	Long Path	B	1600	dp, implementation	GNU C++	30 March 2014 07:09:34
531	Fox and Perfect Sets	D	2700	math	GNU C++	03 February 2014 16:30:46
530	Fox and Box Accumulation	A	1400	greedy, sortings	GNU C++	03 February 2014 16:10:59
529	Fox and Card Game	C	2000	games, greedy, sortings	GNU C++	03 February 2014 16:04:31
528	Fox and Minimal path	B	1900	bitmasks, constructive algorithms, graphs, implementation, math	GNU C++	03 February 2014 15:59:40
527	New Year Tree Decorations	E	2500	geometry, schedules, sortings	GNU C++	30 December 2013 16:29:34
526	New Year Letter	D	2000	bitmasks, brute force, dp	GNU C++	30 December 2013 16:04:56
525	New Year Present	B	1200	constructive algorithms, implementation	GNU C++	30 December 2013 15:36:42
524	New Year Ratings Change	C	1400	greedy, sortings	GNU C++	30 December 2013 15:34:01
523	New Year Candles	A	1000	implementation	GNU C++	30 December 2013 15:31:32
522	Cookie Clicker	E	2800	dp, geometry	GNU C++	29 December 2013 23:36:09
521	Captains Mode	C	2200	bitmasks, dp, games	GNU C++	29 December 2013 16:24:02
520	Preparing for the Contest	B	1900	binary search, data structures, greedy, sortings	GNU C++	29 December 2013 16:08:39
519	Developing Game	D	2400	data structures	GNU C++	29 December 2013 15:55:41
518	Maze	E	2500	dfs and similar, dp, probabilities, trees	Delphi	03 November 2011 16:30:36
517	Choosing Subtree is Fun	D	2600	binary search, data structures, dfs and similar, trees, two pointers	GNU C++	13 December 2013 15:38:22
516	Watching Fireworks is Fun	C	2100	data structures, dp, math	GNU C++	13 December 2013 14:27:41
515	Counting Rectangles is Fun	B	1900	brute force, divide and conquer, dp	GNU C++	13 December 2013 14:09:48
514	Counting Kangaroos is Fun	A	1600	binary search, greedy, sortings, two pointers	GNU C++	13 December 2013 14:03:27
513	Sereja and Intervals	E	2700	combinatorics, dp	GNU C++	26 November 2013 16:46:39
512	Sereja and Sets	D	2400	bitmasks, dfs and similar	GNU C++	26 November 2013 16:10:27
511	Sereja and Algorithm	A	1500	data structures, implementation	GNU C++	26 November 2013 15:59:34
510	Sereja and the Arrangement of Numbers	C	2000	graphs, greedy, sortings	GNU C++	26 November 2013 15:53:39
509	Sereja ans Anagrams	B	1900	binary search, data structures	GNU C++	26 November 2013 15:38:57
508	Wi-fi Towers	L	undefined		GNU C++	30 October 2013 16:17:25
507	Doubly-sorted Grid	K	undefined		GNU C++	30 October 2013 15:57:08
506	Seven Kingdoms	B	undefined		GNU C++	30 October 2013 14:51:33
505	Fast Food Prizes	A	undefined		GNU C++	30 October 2013 14:31:28
504	Chemicals Monitoring	J	undefined		GNU C++	30 October 2013 14:15:08
503	IQ Test	F	undefined		GNU C++	30 October 2013 13:42:26
502	Digital Content Protection	D	undefined		GNU C++	30 October 2013 13:11:37
501	Institute of Advanced Category Manipulation	C	undefined		GNU C++	30 October 2013 13:00:30
500	Flood-It	I	undefined		GNU C++	30 October 2013 12:43:49
499	Credit Card Payment	E	undefined		GNU C++	30 October 2013 12:36:23
498	Tables	H	undefined		GNU C++	30 October 2013 12:29:39
497	Social Advertising	G	undefined		GNU C++	30 October 2013 12:20:01
496	Bags and Coins	D	2700	bitmasks, constructive algorithms, dp, greedy	GNU C++	15 October 2013 13:11:34
495	Compartments	C	2100	combinatorics, constructive algorithms, greedy, implementation	GNU C++	15 October 2013 12:33:25
494	Knight Tournament	A	1500	data structures, dsu	GNU C++	15 October 2013 12:14:42
493	Xenia and Hamming	B	1900	implementation, math	GNU C++	15 October 2013 12:09:23
492	Square, Segments and Point	M	undefined		GNU C++	18 September 2013 15:23:38
491	Young Diagrams	L	undefined		GNU C++	18 September 2013 14:38:17
490	Chessboard in FEN	K	undefined		GNU C++	18 September 2013 14:27:46
489	Common Permutation	J	undefined		GNU C++	18 September 2013 14:17:05
488	Graph of Inversions	I	undefined		GNU C++	18 September 2013 14:11:04
487	This Takes the Cake	H	undefined		GNU C++	18 September 2013 14:06:39
486	Squadtrees	G	undefined		GNU C++	18 September 2013 14:02:02
485	Pushing Boxes	F	undefined		GNU C++	18 September 2013 13:44:28
484	Polly Nomials	E	undefined		GNU C++	18 September 2013 13:33:49
483	Phone Home	D	undefined		GNU C++	18 September 2013 13:27:44
482	EKG Sequence	C	undefined		GNU C++	18 September 2013 13:22:26
481	Decorations	B	undefined		GNU C++	18 September 2013 13:15:28
480	Crypto Columns	A	undefined		GNU C++	18 September 2013 12:46:08
479	Water Tree	D	2100	data structures, dfs and similar, graphs, trees	GNU C++	14 September 2013 16:18:23
478	Read Time	C	1900	binary search, greedy, two pointers	GNU C++	14 September 2013 15:46:43
477	Alternating Current	B	1600	data structures, greedy, implementation	GNU C++	14 September 2013 15:38:30
476	Rational Resistance	A	1600	math, number theory	GNU C++	14 September 2013 15:34:45
475	GCD Table	D	2900	chinese remainder theorem, math, number theory	GNU C++	16 August 2013 17:29:50
474	Divisor Tree	C	2200	brute force, dp, number theory	GNU C++	16 August 2013 17:11:14
473	Quiz	A	1600	greedy, math, number theory	GNU C++	16 August 2013 16:52:28
472	Optimize!	E	2600	data structures	GNU C++	16 August 2013 16:42:46
471	Book of Evil	B	2000	dfs and similar, dp, trees	GNU C++	16 August 2013 16:24:26
470	Counting Skyscrapers	E	2800	dp, math, probabilities	GNU C++	03 August 2013 19:50:41
469	Rectangles and Square	D	2400	brute force, dp	GNU C++	03 August 2013 19:09:15
468	Palindrome	B	1900	constructive algorithms, dp	GNU C++	03 August 2013 17:49:55
467	More Reclamation	C	2100	games	GNU C++	03 August 2013 17:35:26
466	Banana	A	1400	binary search, constructive algorithms, greedy	GNU C++	03 August 2013 17:05:23
465	Graph Reconstruction	C	2400	constructive algorithms	GNU C++	20 July 2013 15:29:54
464	The Evil Temple and the Moving Rocks	D	2500	constructive algorithms	GNU C++	20 July 2013 14:39:23
463	Biridian Forest	B	1500	dfs and similar, shortest paths	GNU C++	20 July 2013 13:50:44
462	Purification	A	1500	constructive algorithms, greedy	GNU C++	20 July 2013 13:41:07
461	Escaping on Beaveractor	D1	2400	dfs and similar, implementation	GNU C++	17 July 2013 17:00:30
460	Shave Beaver!	B1	1700	implementation	GNU C++	17 July 2013 16:08:02
459	Oh Sweet Beaverette	A1	1400	brute force, implementation	GNU C++	17 July 2013 16:00:02
458	The Great Julya Calendar	C1	1100	dp	GNU C++	17 July 2013 15:51:57
457	Game with Powers	D	2300	dp, games	GNU C++	14 June 2013 16:19:58
456	Ants	B	2000	brute force, implementation	GNU C++	14 June 2013 16:12:42
455	Perfect Pair	A	1600	brute force	GNU C++	14 June 2013 15:52:59
454	Suns and Rays	F1	2200	dfs and similar, implementation	GNU C++	12 June 2013 16:09:16
453	Summer Homework	E1	1500	brute force, data structures	GNU C++	12 June 2013 13:41:09
452	Good Substrings	G1	1700	hashing, strings	GNU C++	12 June 2013 14:40:43
451	Tidying Up	C1	2200	flows	GNU C++	12 June 2013 14:02:16
450	PE Lesson	D1	2300	brute force, dp	GNU C++	12 June 2013 13:37:24
449	EKG	B1	1500	brute force, dfs and similar	GNU C++	12 June 2013 13:11:21
448	Special Task	A1	1100	greedy	GNU C++	12 June 2013 13:06:20
447	School of Magic	H	undefined		GNU C++	04 June 2013 13:30:00
446	Infinite Recursion	F	undefined		Java 7	04 June 2013 13:19:24
445	Shepherd's Problem	I	undefined		Java 7	04 June 2013 12:23:02
444	Minimal Cut Matrix	D	undefined		GNU C++	04 June 2013 11:51:16
443	Suffix Automaton	J	undefined		Java 7	04 June 2013 11:41:29
442	Shortest Path	E	undefined		GNU C++	04 June 2013 11:26:32
441	Discount	B	undefined		GNU C++	04 June 2013 11:05:38
440	War Academy	A	undefined		GNU C++	04 June 2013 10:58:35
439	Dowry	C	undefined		Java 7	04 June 2013 10:53:55
438	Yet Another Rooks Problem	G	undefined		GNU C++	04 June 2013 10:34:49
437	Tennis Rackets	D	2700		GNU C++	17 May 2013 11:10:50
436	Context Advertising	B	2100		GNU C++	17 May 2013 10:40:10
435	Memory for Arrays	C	1900		GNU C++	17 May 2013 10:29:09
434	Morning run	A	2000		GNU C++	17 May 2013 10:16:15
433	Random Ranking	E	3000	dp, math, probabilities	GNU C++	12 May 2013 17:55:12
432	Close Vertices	E	2700	data structures, divide and conquer, trees	GNU C++	23 April 2013 07:35:55
431	Distinct Paths	B	2700	brute force, combinatorics	GNU C++	22 April 2013 17:23:56
430	Weird Game	A	1500	games, greedy	GNU C++	22 April 2013 16:42:26
429	Cube Problem	C	2400	brute force, math, number theory	GNU C++	22 April 2013 16:32:37
428	Ksusha and Square	D	2700	geometry, math, probabilities, two pointers	GNU C++	22 April 2013 16:04:47
427	Mystic Carvings	E	3000	data structures	GNU C++	19 April 2013 17:02:21
426	Splitting the Uniqueness	C	2400	constructive algorithms	GNU C++	19 April 2013 16:44:00
425	Color the Carpet	D	2500	constructive algorithms	GNU C++	19 April 2013 16:32:52
424	Fish Weight	B	1600	constructive algorithms, greedy	GNU C++	19 April 2013 15:41:03
423	Parity Game	A	1700	constructive algorithms	GNU C++	19 April 2013 15:36:51
422	Connected Components	D	1900	data structures, dfs and similar, dp, dsu	GNU C++	15 April 2013 15:56:53
421	Beautiful IP Addresses	C	2000	brute force	GNU C++	15 April 2013 16:10:36
420	Copying Data	E	1900	data structures	GNU C++	15 April 2013 15:50:32
419	SMSC	A	1100	implementation	GNU C++	15 April 2013 15:42:55
418	Network Topology	B	1200	graphs, implementation	GNU C++	15 April 2013 15:39:36
417	Tree-String Problem	E	2000	*special, dfs and similar, hashing, strings	GNU C++	14 April 2013 12:55:10
416	Parallel Programming	D	1600	*special, greedy	GNU C++	14 April 2013 12:48:18
415	Network Mask	C	1600	*special, bitmasks, brute force, implementation	GNU C++	14 April 2013 12:35:53
414	Command Line Arguments	B	1300	*special, implementation, strings	GNU C++	14 April 2013 12:28:24
413	Spyke Talks	A	800	*special, implementation, sortings	GNU C++	14 April 2013 12:21:38
412	Game on Tree	C	2200	implementation, math, probabilities, trees	GNU C++	10 March 2013 16:03:27
411	Maximum Xor Secondary	B	1800	data structures, implementation, two pointers	GNU C++	10 March 2013 15:58:22
410	Rectangle Puzzle	A	2000	geometry	GNU C++	10 March 2013 15:40:42
409	Dima and Game	E	2600	dp, games	GNU C++	13 February 2013 16:55:40
408	Dima and Figure	D	2400	dp	GNU C++	13 February 2013 16:19:17
407	Dima and Two Sequences	B	1600	combinatorics	GNU C++	13 February 2013 15:46:30
406	Dima and Staircase	A	1500		GNU C++	13 February 2013 15:36:12
405	Maximum Waterfall	D	2600	data structures, dp, graphs, sortings	GNU C++	01 February 2013 16:55:57
404	Greenhouse Effect	B	1700	dp	GNU C++	01 February 2013 16:13:58
403	Magical Boxes	A	1600	greedy, math	GNU C++	01 February 2013 16:06:56
402	Flawed Flow	C	2100	constructive algorithms, flows, graphs, greedy	GNU C++	01 February 2013 15:53:48
401	Black and White Tree	D	2100	constructive algorithms, dsu, graphs, greedy, trees	GNU C++	27 December 2012 17:51:45
400	Dividing Kingdom	E	2500	binary search, brute force, data structures	GNU C++	27 December 2012 16:34:56
399	Balls and Boxes	C	1700	constructive algorithms, greedy, implementation	GNU C++	27 December 2012 15:52:05
398	Ancient Prophesy	B	1600	brute force, implementation, strings	GNU C++	27 December 2012 15:44:19
397	Adding Digits	A	1400	implementation, math	GNU C++	27 December 2012 15:39:57
396	Number Transformation	C	2000	dp, greedy, number theory	GNU C++	06 December 2012 17:00:32
395	Two Sets	D	2700	bitmasks, math	GNU C++	06 December 2012 16:37:33
394	Playing with Permutations	B	1800	implementation, math	GNU C++	06 December 2012 15:52:36
393	Points on Line	A	1300	binary search, combinatorics, two pointers	GNU C++	06 December 2012 15:32:16
392	Hydra	B	2000	graphs, sortings	GNU C++	16 November 2012 18:33:39
391	Colorado Potato Beetle	C	2200	dfs and similar, implementation	GNU C++	16 November 2012 16:04:11
390	The Brand New Function	A	1600	bitmasks	GNU C++	16 November 2012 15:35:30
389	Meeting Her	E	2600	dp, graphs, shortest paths	GNU C++	04 November 2012 17:49:56
388	Boring Partition	B	1800	constructive algorithms	GNU C++	04 November 2012 16:52:35
387	World Eater Brothers	C	2100	dfs and similar, dp, greedy, trees	GNU C++	04 November 2012 16:29:43
386	Not Wool Sequences	A	1300	constructive algorithms, math	Delphi	04 November 2012 16:03:26
385	Numbers	A	1000	implementation, math	Delphi	06 May 2010 14:01:48
384	Friends	B	2700	binary search, bitmasks, data structures, math	GNU C++	01 November 2012 17:55:07
383	Race	F	2300	brute force, implementation	GNU C++	01 November 2012 17:13:14
382	Flights	E	2600	graphs, shortest paths	GNU C++	01 November 2012 16:29:48
381	Challenging Balloons	G	1900	constructive algorithms	GNU C++	01 November 2012 16:13:16
380	Mirror Box	C	2000	geometry, implementation	GNU C++	01 November 2012 15:56:11
379	Old Peykan	A	1300	greedy	GNU C++	01 November 2012 15:38:37
378	Let's Play Osu!	B	2000	dp, math, probabilities	Delphi	21 October 2012 07:22:34
377	LCM Challenge	A	1600	number theory	GNU C++	21 October 2012 07:15:42
376	Road Repairs	E	2800	dfs and similar, graphs, greedy	GNU C++	16 October 2012 10:32:39
375	TorCoder	F	2600	data structures	GNU C++	16 October 2012 08:46:49
374	Cinema	A	1600	implementation	GNU C++	16 October 2012 07:34:42
373	Merging Two Decks	D	2000	constructive algorithms, greedy	GNU C++	16 October 2012 07:23:57
372	Fence	D	2900	binary search, data structures, string suffix structures	GNU C++	11 October 2012 17:09:44
371	Practice	C	1600	constructive algorithms, implementation	GNU C++	16 October 2012 07:03:37
370	Cycles	A	1600	binary search, constructive algorithms, graphs, greedy	GNU C++	11 October 2012 16:13:08
369	Table	C	1600	*special, greedy, implementation, math	Tcl	21 February 2011 16:13:17
368	Snake	D	2200	bitmasks, dfs and similar, graphs, implementation	GNU C++	19 September 2012 16:42:15
367	Well-known Numbers	B	1600	binary search, greedy, number theory	GNU C++	19 September 2012 16:21:11
366	Unsolvable	E	2100	math, number theory	GNU C++	19 September 2012 16:13:29
365	Barcode	C	1700	dp, matrices	GNU C++	19 September 2012 15:51:00
364	Bracket Sequence	A	1700	data structures, expression parsing, implementation	Delphi	16 September 2012 15:58:48
363	Two Strings	B	1900	data structures, dp, strings	Delphi	16 September 2012 15:51:48
362	Partial Sums	C	1900	combinatorics, math, number theory	FPC	16 September 2012 15:41:19
361	Formurosa	C	2600	divide and conquer, dp, expression parsing	Delphi	18 August 2012 08:26:22
360	Blackboard Fibonacci	B	2100	brute force, math	Delphi	18 August 2012 07:25:17
359	Ice Skating	A	1200	brute force, dfs and similar, dsu, graphs	Delphi	18 August 2012 07:07:37
358	Tiling with Hexagons	A	1200	implementation, math	Delphi	16 August 2012 15:21:03
357	Stars	D	2300	constructive algorithms, geometry	Delphi	30 July 2012 16:31:02
356	Relay Race	C	2000	dp	Delphi	30 July 2012 16:05:57
355	Privatization	A	3000	flows, graphs	Delphi	20 July 2012 10:46:23
354	Cutting a Fence	D	2500		Delphi	15 July 2012 08:56:02
353	Cowboys	C	2100	combinatorics	Delphi	15 July 2012 08:10:05
352	Polycarpus is Looking for Good Substrings	B	2300		Delphi	15 July 2012 07:46:21
351	IT Restaurants	E	1500		Delphi	15 July 2012 07:15:37
350	Pixels	B	2100	constructive algorithms, math	Delphi	14 July 2012 08:52:45
349	Trails and Glades	C	2400	constructive algorithms, dsu, graphs, greedy	Delphi	14 July 2012 08:11:15
348	Multicolored Marbles	A	1600	dp, math	Delphi	14 July 2012 07:57:05
347	Little Elephant and Strings	E	2800	data structures, implementation, string suffix structures, two pointers	Delphi	11 July 2012 17:16:22
346	Little Elephant and Retro Strings	D	2400	dp	Delphi	11 July 2012 16:30:38
345	Little Elephant and Furik and Rubik	C	2000	math, probabilities	Delphi	11 July 2012 16:18:34
344	Little Elephant and Cards	B	1500	binary search, data structures	Delphi	11 July 2012 15:42:06
343	Little Elephant and Interval	A	1500	binary search, combinatorics, dp	Delphi	11 July 2012 15:34:09
342	Delivering Carcinogen	C	2400	binary search, geometry	Delphi	22 June 2012 17:23:31
341	Gripping Story	E	2400	binary search, data structures, sortings	Delphi	22 June 2012 16:50:33
340	Jumping on Walls	B	1400	shortest paths	Delphi	22 June 2012 15:46:39
339	About Bacteria	A	1700	implementation, math	Delphi	22 June 2012 15:37:51
338	The Next Good String	D	2800	data structures, greedy, hashing, strings	Delphi	12 June 2012 14:33:24
337	Opening Portals	E	2600	dsu, graphs, shortest paths	Delphi	12 June 2012 14:03:27
336	Paint Tree	C	2200	constructive algorithms, divide and conquer, geometry, sortings, trees	Delphi	12 June 2012 13:34:48
335	Infinite Maze	B	2000	dfs and similar, graphs	Delphi	12 June 2012 13:12:21
334	Lexicographically Maximum Subsequence	A	1100	greedy, strings	Delphi	12 June 2012 13:02:32
333	Fibonacci Number	E	2900	brute force, math, matrices	GNU C++	03 June 2012 17:44:05
332	Hamming Distance	C	2400	constructive algorithms, greedy, math, matrices	Delphi	03 June 2012 17:11:09
331	Xor	B	2000	brute force	Delphi	03 June 2012 15:43:28
330	Cutting Figure	A	1700	constructive algorithms, graphs, trees	Delphi	03 June 2012 15:36:37
329	Visit of the Great	D	2600	math, number theory	FPC	04 May 2012 16:35:09
328	Mushroom Scientists	B	1800	math, ternary search	Delphi	04 May 2012 15:46:23
327	Plant	A	1300	math	Delphi	04 May 2012 15:33:36
326	Defragmentation	A	1800	implementation	Delphi	22 April 2012 07:42:52
325	Name	D	1900	greedy, strings	Delphi	22 April 2012 07:36:16
324	Divisibility Rules	B	2300	math, number theory	Delphi	22 April 2012 07:20:16
323	Mathematical Analysis Rocks!	F	1200	constructive algorithms, implementation, math	Delphi	22 April 2012 07:10:00
322	Cubes	E	1800	binary search, dp, two pointers	Delphi	22 April 2012 07:08:03
321	Letter	C	1400	dp	Delphi	22 April 2012 07:03:43
320	Power Defence	E	2600	brute force, dp, geometry, greedy	Delphi	14 April 2012 10:06:42
319	Plane of Tanks: Duel	D	2400	brute force, dp, math, probabilities	Delphi	14 April 2012 09:23:58
318	Geometry Horse	C	1600	greedy, implementation, sortings, two pointers	Delphi	14 April 2012 08:21:45
317	Plane of Tanks: Pro	B	1400	implementation	Delphi	14 April 2012 08:13:42
316	Robot Bicorn Attack	A	1400	brute force, implementation	Delphi	14 April 2012 08:04:37
315	Minimum Diameter	D	3100	binary search, brute force	Delphi	08 April 2012 17:00:02
314	Ancient Berland Hieroglyphs	B	2000	two pointers	Delphi	08 April 2012 15:38:50
313	Variable, or There and Back Again	A	1700	dfs and similar, graphs	Delphi	08 April 2012 15:12:45
312	Camping Groups	E	2600	data structures, sortings	Delphi	06 April 2012 16:36:46
311	Deputies	D	2500	constructive algorithms, graphs, greedy, implementation	Delphi	06 April 2012 16:03:29
310	Chamber of Secrets	B	1800	dfs and similar, shortest paths	Delphi	06 April 2012 15:32:31
309	Spiral Maximum	C	1900	brute force, dp	Delphi	06 April 2012 15:26:17
308	Rock-Paper-Scissors	A	1300	implementation, math	Delphi	06 April 2012 15:04:54
307	Mysterious numbers - 2	G	1600	*special	Delphi	01 April 2012 20:38:42
306	A Piece of Cake	C	2000	*special, implementation	Delphi	01 April 2012 20:03:26
305	ucyhf	F	1600	*special, brute force, implementation, number theory	Delphi	01 April 2012 19:51:28
304	Broken checker	D	1300	*special, brute force	Delphi	01 April 2012 19:41:58
303	Mysterious numbers - 1	A	1200	*special, constructive algorithms	Delphi	01 April 2012 19:34:16
302	Star	B	1300	*special, combinatorics	Delphi	01 April 2012 19:33:04
301	MYSTERIOUS LANGUAGE	E	2000	*special	Secret_171	01 April 2012 19:31:49
300	Wizards and Bets	E	2900	dfs and similar, graphs, math, matrices	GNU C++	27 March 2012 16:55:51
299	Wizards and Trolleybuses	A	1600	implementation	Delphi	27 March 2012 15:30:37
298	Wizards and Huge Prize	B	1800	dp, math, probabilities	Delphi	27 March 2012 15:23:48
297	Wizards and Numbers	C	2300	games, math	Delphi	27 March 2012 15:17:48
296	e-Government	E	2800	data structures, dfs and similar, dp, strings, trees	Delphi	25 March 2012 16:02:22
295	Lemmings	B	2000	binary search	Delphi	25 March 2012 15:35:52
294	Conveyor	C	2100	sortings, two pointers	Delphi	25 March 2012 15:25:29
293	Substring and Subsequence	A	1700	dp	Delphi	25 March 2012 15:12:30
292	Beard Graph	D	2100	data structures, dsu, trees	Delphi	16 March 2012 15:56:11
291	Compatible Numbers	E	2200	bitmasks, brute force, dfs and similar, dp	Delphi	16 March 2012 15:39:40
290	Another Problem on Strings	C	1600	binary search, brute force, dp, math, strings, two pointers	Delphi	16 March 2012 15:35:46
289	Burning Midnight Oil	B	1500	binary search, implementation	Delphi	16 March 2012 15:33:25
288	Supercentral Point	A	1000	implementation	Delphi	16 March 2012 15:31:43
287	Abracadabra	C	2400	divide and conquer	Delphi	11 March 2012 16:49:36
286	Polycarpus the Safecracker	E	2500	brute force, dp	Delphi	11 March 2012 16:11:14
285	Discounts	B	1700	constructive algorithms, greedy, sortings	Delphi	11 March 2012 15:49:39
284	Distance in Tree	D	1800	dfs and similar, dp, trees	Delphi	11 March 2012 15:35:26
283	Dress'em in Vests!	A	1300	binary search, brute force, greedy, two pointers	Delphi	11 March 2012 15:11:36
282	Phone Talks	E	1900	*special, dp, sortings	Delphi	04 March 2012 09:55:11
281	Ice Sculptures	D	1300	*special, brute force, number theory	Delphi	04 March 2012 09:26:18
280	Cd and pwd commands	C	1400	*special, data structures, implementation	Delphi	04 March 2012 09:25:49
279	Taxi	B	1100	*special, greedy, implementation	Delphi	04 March 2012 09:21:19
278	Next Round	A	800	*special, implementation	Delphi	04 March 2012 09:20:39
277	Message	A	1700	brute force	Delphi	29 February 2012 20:25:15
276	Clues	D	2500	combinatorics, graphs	Delphi	29 February 2012 19:29:08
275	Mrs. Hudson's Pancakes	E	3000	brute force, dp	Delphi	29 February 2012 19:11:15
274	Cipher	C	2000	combinatorics, dp	Delphi	29 February 2012 17:50:46
273	Suspects	B	1600	constructive algorithms, data structures, implementation	Delphi	29 February 2012 17:38:08
272	Flatland Fencing	D	2400	games, math	Delphi	24 February 2012 15:47:44
271	Double Profiles	C	2300	graphs, hashing, sortings	Delphi	24 February 2012 15:25:46
270	Colliders	B	1600	math, number theory	Delphi	24 February 2012 15:13:33
269	Hometask	A	1600	greedy	Delphi	24 February 2012 15:05:56
268	Smart Cheater	C	2200	data structures, math, probabilities	Delphi	17 February 2012 15:53:25
267	Quantity of Strings	B	1600	combinatorics, dfs and similar, graphs, math	Delphi	17 February 2012 15:11:25
266	Win or Freeze	A	1400	games, math, number theory	FPC	17 February 2012 15:06:40
265	Lucky Subsequence	C	2100	combinatorics, dp, math	FPC	22 January 2012 08:53:38
264	Lucky Queries	E	2400	data structures	Delphi	22 January 2012 08:22:19
263	Lucky Pair	D	2900	combinatorics, data structures, implementation	Delphi	22 January 2012 07:57:41
262	Lucky Number 2	B	1800	constructive algorithms	Delphi	22 January 2012 07:43:53
261	Lucky Conversion	A	1200	greedy, implementation	Delphi	22 January 2012 07:05:38
260	Help Shrek and Donkey 2	D	2600	games	Delphi	12 January 2012 16:31:41
259	Help Caretaker	C	2300	brute force, dp	Delphi	12 January 2012 16:09:48
258	Help General	B	1800	constructive algorithms, greedy, implementation	Delphi	12 January 2012 15:18:04
257	Help Farmer	A	1600	brute force, math	Delphi	12 January 2012 15:11:35
256	New Year Snowflake	F	2600	geometry, sortings	Delphi	04 January 2012 16:37:40
255	New Year Garland	E	2600	combinatorics, dp	FPC	04 January 2012 16:12:39
254	New Year Contest	D	1800	greedy, sortings	Delphi	04 January 2012 15:32:45
253	New Year Table	A	1700	geometry, math	Delphi	04 January 2012 15:28:38
252	New Year Cards	B	1800	brute force, greedy, implementation	Delphi	04 January 2012 15:22:48
251	New Year Snowmen	C	1800	binary search, data structures, greedy	Delphi	04 January 2012 15:14:59
250	String	D	2300	string suffix structures	Delphi	03 November 2011 16:02:24
249	Games with Rectangle	C	2000	combinatorics, dp	Delphi	15 November 2011 06:32:08
248	Statues	A	1500	dfs and similar	Delphi	15 November 2011 06:20:09
247	Hot Bath	A	1900	binary search, brute force, math	Delphi	09 November 2011 18:05:17
246	Fibonacci Sums	D	2300	dp, math	Delphi	09 November 2011 17:41:23
245	E-reader Display	C	2000	constructive algorithms, greedy	Delphi	09 November 2011 17:14:59
244	Password	B	1700	binary search, dp, hashing, string suffix structures, strings	Delphi	09 November 2011 17:08:39
243	Squares	B	1800	math	Delphi	03 November 2011 15:36:59
242	Brackets	C	2300	combinatorics, dp, greedy	Delphi	03 November 2011 16:16:24
241	Prime Permutation	A	1300	implementation, number theory, strings	Delphi	03 November 2011 15:21:03
240	Lucky Array	E	2400	data structures	Delphi	27 October 2011 16:11:46
239	Lucky Segments	D	2500	binary search, implementation, two pointers	Delphi	27 October 2011 15:40:39
238	Lucky Transformation	B	1500	strings	Delphi	27 October 2011 15:22:41
237	Lucky Permutation	C	1900	brute force, combinatorics, number theory	Delphi	27 October 2011 15:13:44
236	Lucky Sum	A	1100	implementation	Delphi	27 October 2011 15:03:49
235	Luck is in Numbers	I	2200	greedy	Delphi	18 October 2011 07:58:49
234	Boom	G	1800	implementation	Delphi	18 October 2011 07:43:37
233	Minimum Sum	J	1900	divide and conquer, geometry, sortings	Delphi	18 October 2011 07:41:12
232	Put Knight!	E	1400	games, math	Delphi	18 October 2011 07:10:55
231	Brevity is Soul of Wit	H	1800	graph matchings	Delphi	18 October 2011 07:04:47
230	Spiders	F	1400	dp, greedy, trees	Delphi	18 October 2011 06:45:55
229	Three Sons	D	1400	brute force	Delphi	18 October 2011 06:41:16
228	Winnie-the-Pooh and honey	C	1100	implementation, math	Delphi	18 October 2011 06:35:37
227	Quiz League	B	1100	implementation	Delphi	18 October 2011 06:33:49
226	Elevator	A	1300	implementation, math	Delphi	23 September 2011 15:05:33
225	String Transformation	D	2500	hashing, strings	Delphi	14 October 2011 15:47:31
224	Education Reform	C	2000	dp	Delphi	14 October 2011 15:30:52
223	Epic Game	A	800	implementation	Delphi	14 October 2011 15:01:47
222	Tree or not Tree	E	2900	data structures, divide and conquer, implementation, trees	Delphi	23 September 2011 20:00:26
221	Not Quick Transformation	D	2500	divide and conquer, math	FPC	23 September 2011 16:01:23
220	Cycle	C	2000	dfs and similar, graphs	Delphi	23 September 2011 15:21:55
219	Very Interesting Game	B	1800	brute force, number theory	Delphi	23 September 2011 15:11:30
218	Lawnmower	B	1500	greedy, sortings	Delphi	15 September 2011 16:47:38
217	Unambiguous Arithmetic Expression	D	2600	dp, expression parsing	GNU C++	15 September 2011 16:17:00
216	Linear Kingdom Races	E	2400	data structures, dp	Delphi	15 September 2011 15:39:32
215	Plumber	C	2200	math	Delphi	15 September 2011 15:12:22
214	Museum	D	2700	math, matrices, probabilities	GNU C++	08 September 2011 19:22:14
213	Double Happiness	C	2200	brute force, math, number theory	Delphi	08 September 2011 19:16:17
212	Sleeping	E	2700	combinatorics, implementation, math	Delphi	08 September 2011 16:41:35
211	Grammar Lessons	A	1600	implementation, strings	Delphi	08 September 2011 15:31:14
210	Petr#	B	2000	brute force, data structures, hashing, strings	Delphi	08 September 2011 15:22:34
209	Petya and Coloring	D	2300	combinatorics, dp	Delphi	03 September 2011 19:42:51
208	Petya and Spiders	C	2100	bitmasks, dp, dsu	Delphi	03 September 2011 12:21:51
207	Petya and Divisors	B	1900	binary search, data structures, number theory	Delphi	03 September 2011 12:09:48
206	Petya and Inequiations	A	1400	greedy	Delphi	03 September 2011 12:02:29
205	Lucky Probability	B	1900	brute force, probabilities	Delphi	29 August 2011 16:42:04
204	Lucky Tree	C	1900	dp, dsu, trees	Delphi	29 August 2011 16:32:44
203	Lucky Sorting	D	2000	constructive algorithms, sortings	Delphi	29 August 2011 16:22:58
202	Lucky Sum of Digits	A	1000	brute force, implementation	Delphi	29 August 2011 16:02:17
201	Arrangement	C	2400	bitmasks, dp	Delphi	23 August 2011 16:37:14
200	Crime Management	D	2400	dp, graphs, matrices	Delphi	23 August 2011 16:15:54
199	Dorm Water Supply	A	1400	dfs and similar, graphs	Delphi	23 August 2011 15:15:40
198	Basketball Team	B	1600	combinatorics, dp, math, probabilities	Delphi	23 August 2011 15:08:06
197	Treasure Island	D	1700	brute force, implementation	Delphi	19 August 2011 15:26:49
196	Choosing Laptop	B	1000	brute force, implementation	Delphi	19 August 2011 15:08:30
195	Buns	C	1700	dp	Delphi	19 August 2011 15:05:46
194	Item World	C	2200	brute force, implementation, sortings	Delphi	13 August 2011 15:50:57
193	Dark Assembly	B	1800	brute force, probabilities	Delphi	13 August 2011 15:14:29
192	Transmigration	A	1700	implementation	Delphi	13 August 2011 15:08:19
191	Vectors	C	2000	implementation, math	Delphi	03 August 2011 19:34:20
190	Castle	D	2300	dp, greedy, probabilities, sortings, trees	Delphi	03 August 2011 18:06:13
189	Candies and Stones	E	2500	divide and conquer, dp	Delphi	03 August 2011 17:45:08
188	Buses	B	1700	binary search, data structures, dp	Delphi	03 August 2011 17:19:32
187	Homework	A	1200	greedy	Delphi	03 August 2011 17:04:57
186	Robot in Basement	D	2700	bitmasks, brute force, implementation	Delphi	15 July 2011 17:51:09
185	Domino	A	1300	constructive algorithms, implementation	Delphi	20 May 2011 15:07:28
184	Winning Strategy	C	2400	binary search, graphs, math, shortest paths	Delphi	15 July 2011 13:12:39
183	Superset	B	2300	constructive algorithms, divide and conquer	Delphi	15 July 2011 12:47:13
182	Theatre Square	A	1000	math	Delphi	14 July 2011 11:28:55
181	Widget Library	B	2300	dp, expression parsing, graphs, implementation	Delphi	16 June 2011 16:23:25
180	Space mines	D	2500	geometry	Delphi	16 June 2011 15:49:02
179	Chip Play	C	2300	brute force, data structures, implementation	Delphi	16 June 2011 15:25:17
178	Robbery	A	1800	greedy	Delphi	16 June 2011 15:10:40
177	Mogohu-Rea Idol	E	2600	geometry	Delphi	07 June 2011 16:56:27
176	Beautiful Road	D	2300	dfs and similar, dp, dsu, graphs, implementation, sortings, trees	Delphi	07 June 2011 15:59:50
175	Vasya and Types	B	1800	implementation, strings	Delphi	07 June 2011 15:33:38
174	Interesting Game	C	2000	dp, games, math	Delphi	07 June 2011 15:11:30
173	Trains	A	1500	implementation, math	Delphi	07 June 2011 15:04:55
172	Tetris revisited	B	2200	constructive algorithms, graph matchings, greedy, math	Delphi	22 May 2011 17:46:21
171	Genetic engineering	C	2500	dp, string suffix structures, trees	Delphi	22 May 2011 17:43:11
170	Long sequence	E	2700	brute force, math, matrices	Delphi	22 May 2011 16:15:20
169	Powerful array	D	2200	data structures, implementation, math, two pointers	Delphi	22 May 2011 15:38:24
168	Reflection	A	1600	math	Delphi	22 May 2011 15:17:57
167	Petya and Tree	C	2200	binary search, dfs and similar, probabilities, sortings, trees	Delphi	20 May 2011 16:40:20
166	Sum of Medians	D	2300	binary search, brute force, data structures, implementation	Delphi	20 May 2011 16:15:24
165	Guard Towers	E	2600	binary search, dsu, geometry, graphs, sortings	Delphi	20 May 2011 15:50:33
164	Embassy Queue	B	1800	data structures, greedy	Delphi	20 May 2011 15:15:58
163	Two Subsequences	E	2800	bitmasks, dp	Delphi	13 May 2011 16:28:04
162	Track	C	2400	graphs, greedy, shortest paths	Delphi	13 May 2011 15:53:59
161	Doctor	B	1800	binary search, math, sortings	Delphi	13 May 2011 15:19:57
160	Magical Array	A	1300	math	Delphi	13 May 2011 15:11:57
159	Corridor	E	2600	geometry	Delphi	06 May 2011 16:47:38
158	General Mobilization	C	2000	data structures, dfs and similar, sortings	Delphi	06 May 2011 15:43:31
157	Sets	B	1700	constructive algorithms, hashing, implementation	Delphi	06 May 2011 15:33:31
156	Two out of Three	D	2000	dp	Delphi	06 May 2011 15:24:47
155	Double Cola	A	1100	implementation, math	Delphi	06 May 2011 15:03:42
154	Beavermuncher-0xFF	C	2100	dfs and similar, dp, dsu, greedy, trees	Delphi	19 April 2011 17:12:56
153	Domino Carpet	D	2300	dp, implementation	Delphi	19 April 2011 16:03:22
152	Heroes	A	1400	brute force, implementation	Delphi	19 April 2011 15:23:37
151	Hanger	D	2400	data structures	GNU C++	15 April 2011 16:50:19
150	Chessboard Billiard	C	2100	dfs and similar, dsu, graphs, number theory	Delphi	15 April 2011 16:03:44
149	Shift It!	E	2800	constructive algorithms	Delphi	15 April 2011 15:58:12
148	Train	B	1500	dp, games, greedy	Delphi	15 April 2011 15:18:56
147	Room Leader	A	1000	implementation	Delphi	15 April 2011 15:02:55
146	Tourist	F	2300	binary search, data structures, dp	Delphi	12 April 2011 14:20:41
145	Points	E	1700	implementation, math	Delphi	12 April 2011 14:09:06
144	Plus and xor	D	1700	dp, greedy, math	FPC	12 April 2011 14:00:55
143	Mutation	C	2700	bitmasks, dp, math	Delphi	12 April 2011 13:54:42
142	Mice	B	2100	greedy, two pointers	Delphi	12 April 2011 13:17:06
141	Gift	A	2200	dsu, graphs, sortings, trees	Delphi	12 April 2011 13:03:57
140	Need For Brake	B	2000	binary search, greedy, sortings	Delphi	10 April 2011 09:37:56
139	FreeDiv	D	2200	dfs and similar, graphs, greedy	Delphi	10 April 2011 09:19:16
138	Morrowindows	E	2400	math, number theory	Delphi	10 April 2011 08:37:12
137	LionAge II	C	1800	dp	Delphi	10 April 2011 08:15:27
136	The Elder Trolls IV: Oblivon	A	1600	greedy, math	Delphi	10 April 2011 08:03:48
135	Sequence of Balls	C	2600	dp	Delphi	13 March 2011 17:54:55
134	Save the City!	E	2500	geometry	Delphi	13 March 2011 17:30:23
133	Restoration of the Permutation	B	1800	greedy	Delphi	13 March 2011 17:06:32
132	Optical Experiment	D	1900	binary search, data structures, dp	Delphi	13 March 2011 16:48:39
131	Partial Teacher	A	1800	dp, graphs, greedy, implementation	Delphi	13 March 2011 16:37:56
130	Inquisition	C	2300	geometry, implementation, sortings	Delphi	25 February 2011 17:24:35
129	Wormhouse	D	2300	dfs and similar, graphs	Delphi	25 February 2011 16:55:09
128	Tyndex.Brome	B	1800	binary search, implementation	Delphi	25 February 2011 16:14:53
127	A Student's Dream	A	1300	greedy, math	Delphi	25 February 2011 16:02:54
126	Prime Segment	E	1800	*special, brute force	Tcl	21 February 2011 16:28:42
125	Presents	D	1800	*special, greedy	Tcl	21 February 2011 16:21:04
124	Factorial	A	1300	*special, implementation	Tcl	21 February 2011 16:03:33
123	Mushroom Strife	C	2100	brute force, dfs and similar	Delphi	19 February 2011 18:57:48
122	Mushroom Gnomes	E	2600	math, matrices	Delphi	19 February 2011 17:00:45
121	Savior	D	2500	brute force, dsu, math	Delphi	19 February 2011 16:37:34
120	Serial Time!	B	1400	dfs and similar, dsu	Delphi	19 February 2011 16:16:21
119	Where Are My Flakes?	A	1300	implementation, two pointers	Delphi	19 February 2011 16:02:28
118	Journey	D	2500	dp, math	Delphi	25 January 2011 16:36:16
117	Array	C	1900	combinatorics, math	Delphi	25 January 2011 16:11:32
116	Martian Architecture	B	1600	implementation	Delphi	25 January 2011 16:07:48
115	Square Earth?	A	1300	dfs and similar, greedy, implementation	Delphi	25 January 2011 16:03:12
114	Caterpillar	F	2800	dfs and similar, dp, graphs, trees	Delphi	28 December 2010 19:04:11
113	Pentagon	E	2400	combinatorics, graphs, matrices	Delphi	28 December 2010 16:53:20
112	Geometrical problem	D	2200	implementation	Delphi	28 December 2010 16:35:24
111	Three Base Stations	C	1800	binary search, greedy	Delphi	28 December 2010 16:16:54
110	bHTML Tables Analisys	B	1700	expression parsing	Delphi	28 December 2010 16:07:56
109	Cheaterius's Problem	A	1300	implementation	Delphi	28 December 2010 16:03:38
108	Happy Farm 5	C	2000	geometry	Delphi	20 December 2010 17:03:56
107	Bombing	D	2100	binary search, dp, probabilities	Delphi	20 December 2010 16:57:52
106	Square Equation Roots	E	2300	math	Delphi	20 December 2010 16:39:16
105	Choosing Symbol Pairs	B	1500	strings	Delphi	20 December 2010 16:24:14
104	Domino piling	A	800	greedy, math	Delphi	20 December 2010 16:21:58
103	Hercule Poirot Problem	F	2300	dsu, graphs	Delphi	05 December 2010 09:22:30
102	Emperor's Problem	G	2500	geometry	Delphi	05 December 2010 09:06:43
101	Parking Lot	D	1800	data structures, implementation	Delphi	05 December 2010 08:20:41
100	Comb	E	1900	data structures, dp	Delphi	05 December 2010 08:13:18
99	Ball Game	A	800	brute force, implementation	Delphi	05 December 2010 08:09:09
98	T-shirts from Sponsor	B	1100	implementation	Delphi	05 December 2010 08:08:06
97	Hamsters and Tigers	C	1600	two pointers	Delphi	05 December 2010 08:04:43
96	Game of chess unfinished	B	1700	implementation	Delphi	18 November 2010 17:35:29
95	Baldman and the military	E	2700	dfs and similar, graphs, trees	Delphi	18 November 2010 17:16:26
94	Safe cracking	C	2200	brute force, constructive algorithms	Delphi	18 November 2010 17:10:38
93	Strange town	D	2300	constructive algorithms, math	Delphi	18 November 2010 16:39:46
92	Guilty --- to the kitchen!	A	1400	greedy, implementation	Delphi	18 November 2010 16:07:12
91	Goats and Wolves	F	2500	greedy	Delphi	13 November 2010 13:42:26
90	School	B	2200	dp, dsu	Delphi	13 November 2010 15:07:13
89	Road Problem	H	2100	graphs	Delphi	13 November 2010 14:25:18
88	Director	E	2000	constructive algorithms, greedy	Delphi	13 November 2010 13:17:23
87	Dancing Lessons	C	1900	data structures	Delphi	13 November 2010 13:11:54
86	Prime Problem	G	2200	number theory	Delphi	13 November 2010 12:37:01
85	Planting Trees	J	1800	constructive algorithms	Delphi	13 November 2010 12:25:57
84	TCMCF+++	I	1400	greedy	Delphi	13 November 2010 12:16:01
83	Event Dates	D	1900	greedy, meet-in-the-middle, sortings	Delphi	13 November 2010 12:11:31
82	Codecraft III	A	900	implementation	Delphi	13 November 2010 12:08:16
81	Shooting Gallery	G	2500	data structures, implementation	Delphi	06 November 2010 13:52:27
80	Toys	I	2300	brute force, combinatorics	Delphi	06 November 2010 12:15:46
79	Triminoes	J	2000	constructive algorithms, greedy	Delphi	06 November 2010 11:53:53
78	Hyperdrive	D	1800	math	Delphi	06 November 2010 11:22:07
77	Phone Number	H	1700	dp	Delphi	06 November 2010 11:13:46
76	Anfisa the Monkey	E	1400	dp	Delphi	06 November 2010 11:09:34
75	Holidays	C	1300	implementation	Delphi	06 November 2010 11:05:15
74	Cola	B	1500	implementation	Delphi	06 November 2010 11:03:34
73	Indian Summer	A	900	implementation	Delphi	06 November 2010 11:01:46
72	Number Table	E	2500	combinatorics	Delphi	05 November 2010 16:44:02
71	Berland Square	C	2300	implementation, math	Delphi	05 November 2010 17:19:37
70	Interesting Sequence	D	2600	math	Delphi	05 November 2010 17:09:57
69	Repaintings	B	1600	math	Delphi	05 November 2010 16:08:40
68	Find Color	A	1300	constructive algorithms, geometry, implementation, math	Delphi	05 November 2010 16:03:59
67	The Great Marathon	H	2400	dp	Delphi	30 October 2010 13:51:00
66	Queue	G	2300	data structures	Delphi	30 October 2010 13:27:17
65	Smart Boy	F	2100	dp, games, strings	Delphi	30 October 2010 12:48:33
64	Let's Go Rolling!	E	1800	dp, sortings	Delphi	30 October 2010 12:16:59
63	Vasya the Architect	D	1900	implementation	Delphi	30 October 2010 12:12:29
62	Blinds	C	1400	brute force	Delphi	30 October 2010 12:06:35
61	Chess	B	1200	brute force, implementation, math	Delphi	30 October 2010 12:03:58
60	Army	A	800	implementation	Delphi	30 October 2010 12:01:41
59	Lesson Timetable	D	2300	combinatorics, dp, math	Delphi	25 October 2010 16:03:02
58	Old Berland Language	C	1900	data structures, greedy, trees	Delphi	25 October 2010 15:46:38
57	Computer Game	B	1800	greedy, implementation	Delphi	25 October 2010 15:13:12
56	Towers	A	1000	sortings	Delphi	25 October 2010 15:02:39
55	Testing	K	2600		Delphi	24 October 2010 10:38:22
54	Tram	I	2500		Delphi	24 October 2010 09:47:57
53	Inverse Function	G	2400	implementation	Delphi	24 October 2010 09:23:26
52	C*++ Calculations	A	2000	expression parsing, greedy	Delphi	24 October 2010 08:17:51
51	What Has Dirichlet Got to Do with That?	E	2000	dp, games	Delphi	24 October 2010 08:02:50
50	Moon Craters	C	2100	dp, sortings	Delphi	24 October 2010 07:41:34
49	Pacifist frogs	F	1300	implementation	Delphi	24 October 2010 07:29:38
48	Spelling Check	J	1500	hashing, implementation, strings	Delphi	24 October 2010 07:20:38
47	Multiplication Table	H	1300	implementation	Delphi	24 October 2010 07:16:58
46	Cubical Planet	D	1100	math	Delphi	24 October 2010 07:14:57
45	Company Income Growth	B	1300	greedy	Delphi	24 October 2010 07:12:17
44	Helper	E	2600		Delphi	07 October 2010 15:55:36
43	Knights	D	2000	geometry, graphs, shortest paths, sortings	Delphi	07 October 2010 15:23:29
42	Wonderful Randomized Sum	C	1800	greedy	Delphi	07 October 2010 15:14:13
41	What is for dinner?	A	1200	greedy, implementation	Delphi	07 October 2010 15:08:59
40	String Problem	B	1800	shortest paths	Delphi	07 October 2010 15:06:02
39	Bender Problem	A	1600	implementation	Delphi	17 September 2010 15:26:37
38	Bath Queue	C	2200	combinatorics, dp, probabilities	Delphi	17 September 2010 15:20:00
37	pSort	B	1600	dfs and similar, dsu, graphs	Delphi	17 September 2010 15:08:02
36	Berland collider	E	2300	binary search	Delphi	26 July 2010 14:29:06
35	Sequence of points	C	1800	geometry, implementation, math	Delphi	26 July 2010 13:18:59
34	Ring road	A	1400	graphs	Delphi	26 July 2010 13:10:37
33	F1 Champions	B	1500	implementation	Delphi	26 July 2010 13:07:26
32	Tree	E	2500	dp	Delphi	09 July 2010 16:08:12
31	You're Given a String...	A	1200	brute force, greedy	Delphi	09 July 2010 15:01:28
30	Traveling Graph	D	2400	bitmasks, graph matchings, graphs	Delphi	28 June 2010 15:51:32
29	Intersection	B	2000	implementation, math	Delphi	28 June 2010 15:31:08
28	Stripe 2	C	2000	binary search, dp, sortings	Delphi	28 June 2010 13:20:02
27	Jabber ID	A	1900	implementation, strings	Delphi	28 June 2010 13:12:14
26	Fairy	E	2900	dfs and similar, divide and conquer, dsu	Delphi	24 June 2010 16:34:46
25	Deletion of Repeats	C	2200	greedy, hashing, string suffix structures	Delphi	24 June 2010 15:37:29
24	World Football Cup	A	1400	implementation	Delphi	24 June 2010 15:14:54
23	Checkout Assistant	B	1900	dp	Delphi	24 June 2010 15:06:34
22	Logging	D	1900	implementation, strings	Delphi	03 June 2010 13:16:27
21	Fish	E	1900	bitmasks, dp, probabilities	Delphi	03 June 2010 13:11:35
20	Monitor	C	1800	binary search, number theory	Delphi	03 June 2010 13:06:59
19	Burglar and Matches	B	900	greedy, implementation, sortings	Delphi	03 June 2010 13:03:51
18	Flag	A	800	implementation	Delphi	03 June 2010 13:01:37
17	Laser	B	1800	math	Delphi	29 May 2010 15:21:35
16	Industrial Nim	C	2000	games	Delphi	29 May 2010 15:21:41
15	Triangles	E	2600	combinatorics, dp	Delphi	29 May 2010 15:39:03
14	Map	D	2500	data structures, implementation, sortings	Delphi	29 May 2010 15:57:32
13	Cottage Village	A	1200	implementation, sortings	Delphi	29 May 2010 15:21:23
12	Sequence	C	2200	dp, sortings	Delphi	06 May 2010 14:29:42
11	Letter A	B	2000	geometry, implementation	Delphi	06 May 2010 14:13:19
10	Digital Root	C	2000	number theory	Delphi	15 April 2010 16:00:12
9	Cinema Cashier	B	1500	dp, implementation	Delphi	15 April 2010 15:55:11
8	Power Consumption Calculation	A	900	implementation	Delphi	15 April 2010 15:47:49
7	Beads	E	2600	dp, graphs	Delphi	08 April 2010 17:33:43
6	Looking for Order	C	2000	bitmasks, dp	Delphi	08 April 2010 16:17:42
5	Obsession with Robots	B	1400	constructive algorithms, graphs, implementation	Delphi	08 April 2010 15:56:37
4	Train and Peter	A	1200	strings	Delphi	08 April 2010 15:52:31
3	Longest Regular Bracket Sequence	C	1900	constructive algorithms, data structures, dp, greedy, sortings, strings	Delphi	26 March 2010 13:22:01
2	The least round way	B	2000	dp, math	Delphi	25 February 2010 17:36:08
1	Winner	A	1500	hashing, implementation	Delphi	25 February 2010 17:13:34

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