#include <algorithm>
#include <vector>
#include <stdio.h>
#include <iostream>
#include <cassert>
using namespace std;

#define ran(i, a, b) for ((i) = (a); (i) < (b); (i)++)
#define rep(i, a) ran ((i), 0, (a))
#define rep1(i, a) ran ((i), 1, (a)+1)
using ll = long long;
using vi = vector<int>;
using ii = pair<int, int>;
#if defined(SHIROKO1_LOCAL) && !defined(NDEBUG)
template <typename T>
static void DEBUG(T&& s) { cerr << s << endl; }
template <typename T, typename... Ts>
static void DEBUG(T&& a, Ts&&... as)
{
	cerr << a << ' ';
	DEBUG(as...);
}
#else
#define DEBUG(...) ((void)0)
#endif

int main()
{
	int t;
	cin >> t;
	while (t--) {
		int b, s, c;
		cin >> b >> s >> c;
		cout << (b+s-c) << endl;
	}
	return 0;
}