#include <bits/stdc++.h>

using namespace std;

#define int long long
#define f first
#define s second

struct ss
{
	int x, y, r;
};

int dist (ss a, ss b)
{
	return sqrt ((a.x - b.x) * (a.x - b.x) + (a.y - b.y) * (a.y - b.y));
}

void solve (int a, int b)
{
    int ca = a, cb = b;
    if (a == 0 || b == 0)
    {
        cout << a << ' ' << b;
        exit(0);
    }
    if (a >= 2 * b)
    {
        a = a % (2 * b);
    }
    if (a == 0 || b == 0)
    {
        cout << a << ' ' << b;
        exit(0);
    }
    if (b >= 2 * a)
    {
        b = b % (2 * a);
    }
    if (ca == a && cb == b)
    {
        cout << a << " " << b;
        exit(0);
    }
    solve(a, b);
}

main()
{
	ios::sync_with_stdio(false);
	int a, b;
    cin >> a >> b;
    solve(a, b);
}