#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
     long int t;
    cin>>t;
    while(t>0)
    {  int b,s,c;
        cin>>b>>s>>c;
       int p;
     p=b+s-c;
     cout<<p<<endl;
     t--;
    }
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    return 0;
}