#include<cstdio>
#include<iostream>
#include<algorithm>
#define rep(i,j,k) for(register int i = j; i <= k; i++)
#define dow(i,j,k) for(register int i = j; i >= k; i--)
using namespace std;

inline int read() { 
	int s = 0, t = 1; char c = getchar();
	while( !isdigit(c) ) { if( c == '-' ) t = -1; c = getchar(); }
	while( isdigit(c) ) s = s * 10 + c - 48, c = getchar();
	return s * t;
} 

int main() { 
	int T = read();
	while( T-- ) { 
		int a = read(), b = read(), c = read();
		cout<<a + b - c<<endl;
	}
	return 0;
}