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


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