#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 */ 
    int t;
    cin >> t;
    int cases[t][3];
    for(int i=0; i<t; i++)
    {
        cin>>cases[i][0];
        cin>>cases[i][1];
        cin>>cases[i][2];
    }
    for(int i=0; i<t; i++)
        printf("%d\n", cases[i][0]+cases[i][1]-cases[i][2]);
    return 0;
}