#include <bits/stdc++.h>
using namespace std;
#define int long long
void exgcd(int a, int b, int &x, int &y)
{
    if (b == 0)
    {
        x = 1, y = 0;
        return;
    }
    exgcd(b, a % b, x, y);
    int t = y;
    y = x - (a / b) * y, x = t;
}
void solve()
{
    int x1, y1, x2, y2;
    cin >> x1 >> y1 >> x2 >> y2;
    int a = (y1 - y2), b = (x2 - x1);
    if (a == 0) 
    {
        cout << 0 << ' ' << y1 + 1 << '\n';
        return; 
    }
    else if (b == 0)
    {
        cout << x1 + 1 << ' ' << 0 << '\n';
        return;
    }
    if (a < b) swap(a, b);
    int x, y;
    exgcd(a, b, x, y);
    cout << x + x1 << ' ' << y + y1 << '\n';
}
signed main()
{
    ios::sync_with_stdio(0); cin.tie(0), cout.tie(0);
    int t; cin >> t;
    while (t--) solve();
}