#include <bits/stdc++.h>

using namespace std;

int profit(int b, int s, int c,int a) {
    cout<<b-a<<endl;
    cout<<s-a<<endl;
    cout<<b+s-2*a<<endl;
    return 0;
}

int main() {
    int t;
    cin >> t;
    for(int a0 = 0; a0 < t; a0++){
        int b;
        int s;
        int c;
        cin >> b >> s >> c;
        int a=(b+s)-c;
        cout<<a<<endl;
    }
    return 0;
}