#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int t;
    cin>>t;
    while(t--){
        int x,y,z;
        cin>>x>>y>>z;
        cout<<x+y-z<<"\n";
    }
	return 0;
}