PoorRandomizer.jack

class PoorRandomizer {
    field Array multipliers;
    field int currentIndex;

    constructor PoorRandomizer new() {
        let multipliers = Array.new(10);
        let currentIndex = 0;

        // ten palindromic primes  101, 131, 151, 181, 191, 313, 353, 373, 383, 727
        let multipliers[0] = 101;
        let multipliers[1] = 131;
        let multipliers[2] = 151;
        let multipliers[3] = 181;
        let multipliers[4] = 191;
        let multipliers[5] = 313;
        let multipliers[6] = 353;
        let multipliers[7] = 373;
        let multipliers[8] = 383;
        let multipliers[9] = 727;
        return this;
    }

    method int getRandom(int seed, int max) {
        var int num, random;
        let num = seed * multipliers[currentIndex];
        let random = num - (num / max * max);
        

        let currentIndex = currentIndex + 1;
        let currentIndex = currentIndex - (currentIndex / 10 * 10);
        return random;
     
    }
}