#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 */ 
    long long t,a,b,c;
    scanf("%lld",&t);
    while(t--){
        scanf("%lld %lld %lld",&a,&b,&c);
        a=a+b;
        b=abs(a-c);
        printf("%lld\n",b);
    }
    return 0;
}