#include <bits/stdc++.h>
using namespace std;
int in() {
  int x, y;
  y = scanf("%d", &x);
  return x;
}
int main() {
  long long a, b;
  cin >> a >> b;
  while (1) {
    if (a == 0 || b == 0) break;
    if (a >= 2 * b)
      a %= 2 * b;
    else if (b >= 2 * a)
      b %= 2 * a;
    else
      break;
  }
  cout << a << ' ' << b << endl;
  return 0;
}
