#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair < int, int > ii;

void solve() {
	int a, b, c;
	scanf("%d %d %d", &a, &b, &c);
	printf("%d\n", a + b - c);
}

int main() {

	int t;

	scanf("%d", &t);

	while(t--)
		solve();

    return 0;

}