#!/bin/python3

import sys

def profit(b, s, c):
    return(s+b-c)
    # Return the fixed profit.

if __name__ == "__main__":
    t = int(input().strip())
    if (1<=t<=100):
        for a0 in range(t):
            b, s, c = input().strip().split(' ')
            b, s, c = [int(b), int(s), int(c)]
            if(3<=c<=2000 and 2<=b<c and 2<=s<c):
                result = profit(b, s, c)
                print(result)