C - Advantage.cpp

#include <bits/stdc++.h>

using namespace std;

const int MX = 2e5 + 5;

int t, n, arr[MX];

int main(){
    cin.tie(nullptr), ios::sync_with_stdio(false);
    cin >> t;
    while(t--){
        cin >> n;
        for(int i = 0; i < n; i++) cin >> arr[i];
        int idx = max_element(arr, arr + n) - arr;
        int num = 0;

        for(int i = 0; i < n; i++){
            if(idx == i) continue;
            num = max(num, arr[i]);
        }

        for(int i = 0; i < n; i++){
            if(i == idx) cout << (arr[i] - num) << " ";
            else cout << (arr[i] - arr[idx]) << " ";
        }
        cout << "\n";
    }
}