func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t;     cin >> t;     ;     while (t--) {       int a, b, c, d;       cin >> a >> b >> c >> d;       if ((a == c) && (b + d == a))         cout <<  YES  << endl;       else if ((a == d) && (b + c == a))         cout <<  YES  << endl;       else if ((b == c) && (a + d == b))         cout <<  YES  << endl;       else if ((b == d) && (a + c == b))         cout <<  YES  << endl;       else         cout <<  NO  << endl;     }   }   