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


int main() {
     long n,b,s,t;
    cin>>n;
    for(long i=0;i<n;i++)
    {
        cin>>b>>s>>t;
        cout<<b-(t-s)<<endl;
    }
    return 0;
}