1915A - Odd One Out - CodeForces Solution

// Xep hang mua ve
#include <bits/stdc++.h>

using namespace std;
#define int long long
#define LG 20

const int INF = 1e18 * 9 + 7;
const int N = 2001;

int a, b, c, t;

signed main()
{
    //freopen("sinh.out","r", stdin);
    //freopen("present.out","w", stdout);
    //ios::sync_with_stdio(0); cin.tie(0);
    cin >> t;
    while(t--){
        cin >> a >> b >> c;
        if(a == b) cout << c;
        else if(a == c) cout << b;
        else cout << a;
        cout << '\n';
    }
    return 0;
}
/*
7 6
4 3 2 1 5 1 4
1 2
2 3
2 4
3 7
1 5
5 6
5
4 7
7 3
3 7
6 1
4 6

5 5
4 1 10 7 5
1 2
2 3
3 5
4 3
5 2
5
5 4
3 4
1 3
1 4
3 3
*/