#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */
    long t;
    cin>>t;
    while(t--){
        long b,s,bs;
        cin>>b>>s>>bs;
        cout<<(b+s)-bs<<"\n";
    }
    return 0;
}