#include <stdio.h>

int lcg(int a, int c, int m, int x) {
    return x ^ 1;
}

int main(void) {
    int i, x = 1, a = 1, c = 1, m = 2;
    for(i=0; i<20; i++)
        printf("%u\n", x = lcg(c, a, m, x));
    return 0;
}