#include <stdio.h>

int cycle(int n) {
    switch (n % 4)
    {
        case 0: return 0;
        case 1: return 1;
        case 2: return 2;
        case 3: return 1;
    }
}

int main()
{
    int i;
    for (i = 0; i < 50; i++) {
        printf("%d,", cycle(i));
    }
    return 0;
}