/* package codechef; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Codechef
{
	public static void main (String[] args) throws java.lang.Exception
	{
	    
			BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
		    int t=Integer.parseInt(br.readLine());
		    while(t-->0)
		    {
		        String []line=br.readLine().split(" ");
		        
		        int n=Integer.parseInt(line[0]);
		        int m=Integer.parseInt(line[1]);
		        int c=Integer.parseInt(line[2]);
		        System.out.println((n+m)-c);
		       
		    }
	}
	

}