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


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    int t;
    cin>> t;
    while(t--){
        int a,b,c,d;
        cin>>a>>b>>c;
        d=abs(c-a-b);
        cout<<d<<"\n";
    }
    return 0;
}