#include <iostream>
 
using namespace std;
 
void solve(int test) {
    int x1, x2, x3, x4, y1, y2, y3, y4;
 
    cin >> x1 >> y1;
    cin >> x2 >> y2;
    cin >> x3 >> y3;
    x4 = (x1 ^ x2) ^ x3;
    y4 = (y1 ^ y2) ^ y3;
    cout << "Case #" << test << ": ";
    cout << x4 << ' ' << y4 << endl;
}
 
int main() {
	  // freopen("input.txt", "r", stdin);
    // freopen("output.txt", "w", stdout);
     int T, test;
    cin >> T;
    for (test = 1; test <= T; test++) {
        cin.ignore();
        solve(test);
    }
    return 0;
}

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MgoKMCAwCjQyIDAKMCA0MgoKNyA4CjcgNQoyIDg=

2

0 0
42 0
0 42

7 8
7 5
2 8