#include <iostream>
using namespace std;

int main() {
  int p, n; cin >> p >> n;
  int a = n, x = a, c = 0, xc = 0, ans = 0;
  for (int i = 2; i < p; i++) {
    a = (a + n) % p;
    if (a < x) {
      c += xc;
      ans = (ans + c) % 2;
      x = a;
      xc = 1;
    }
    else if (a == x) {
      ans = (ans + c) % 2;
      xc++;
    }
  }
  cout << ans << endl;
}