Function main

CodeChef_problems/PTMSSNG/solution.cpp:22–41

using namespace std;

int main()
{
    int t;
    cin>>t; // no of test cases
    while(t--){
        int n, counter, x, y, x_req=0, y_req=0;
        cin>>n; // no of rectangles
        
        counter = 4*n -1;  // co-ordinates of 4*n-1 vertices are given 
        while(counter--){  // loop for XOR of all x-coordinates and XOR of all y-coordinates
            cin>>x>>y;
            x_req ^= x;   
            y_req ^= y;
        }

        cout<<x_req<<" "<<y_req<<endl; //print required output
    }

    return 0;
}