#include <bits/stdc++.h>
using namespace std;
int main() {
  int64_t a, b;
  cin >> a >> b;
  while (a > 0 and b > 0) {
    if (a >= 2 * b) {
      a = a % (2 * b);
    } else if (b >= 2 * a) {
      b = b % (2 * a);
    } else
      break;
  }
  cout << a << " " << b;
  return 0;
}
