#include <bits/stdc++.h>
using namespace std;
int main() {
  long long a, b;
  cin >> a;
  cin >> b;
  while (true) {
    if (a == 0 || b == 0) {
      break;
    } else if (a >= 2 * b) {
      a = a % (2 * b);
    } else if (b >= 2 * a) {
      b = b % (2 * a);
    } else {
      break;
    }
  }
  cout << a << " " << b;
  return 0;
}
