#include <bits/stdc++.h>
using namespace std;
const double eps = 1e-10;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd;
// int dir[4][2] = {{1, 0}, {-1, 0}, {0, 1}, {0, -1}};
// int dir[8][2] = {{1, 0}, {1, -1}, {1, 1}, {0, 1}, {0, -1}, {-1, 1}, {-1, 0}, {-1, -1}};
const int INF = 0x3f3f3f3f;
const double Pi = acos(-1);
ll exgcd(ll a, ll b, ll& x, ll& y) {
    if (b == 0) {
        x = 1;
        y = 0;
        return a;
    }
    ll d = exgcd(b, a % b, y, x);
    y -= a / b * x;
    return d;
}
void solve() {
    ll x1, y1, x2, y2;
    cin >> x1 >> y1 >> x2 >> y2;
    ll a = -(y2 - y1), b = (x2 - x1);
    int p1 = 1, p2 = 1;
    if (a < 0)
        a = -a, p1 = -p1;
    if (b < 0)
        b = -b, p2 = -p2;
    ll x, y;
    exgcd(a, b, x, y);
    x *= p1;
    y *= p2;
    cout << x + x1 << ' ' << y + y1 << '\n';
    return;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    // cout << fixed << setprecision(15);
    int T = 1;
    cin >> T;
    while (T--) {
        solve();
    }
    return 0;
}