#include <algorithm>
#include <bitset>
#include <climits>
#include <cmath>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <functional>
#include <iomanip>
#include <iostream>
#include <limits>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <typeinfo>
#include <unordered_map>
#include <unordered_set>
#include <vector>

using namespace std;

int main() {
    ios::sync_with_stdio(false);

    int t;
    cin >> t;

    for (int _ = 0; _ < t; _++) {
        int b, s, c;
        cin >> b >> s >> c;

        cout << (b + s - c) << endl;
    }
    return 0;
}