import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) throws IOException
    {
        Scanner in = new Scanner(System.in);

        int t = in.nextInt();

        for (int tt = 0; tt < t; tt++)
        {
            int b = in.nextInt();
            int s = in.nextInt();
            int c = in.nextInt();

            System.out.println(b + s - c);
        }
    }
}