func_code_string: #include <bits/stdc++.h>   using namespace std;   int main(int argc, char const *argv[]) {     int t;     cin >> t;     bool even;     bool odd;     for (int i = 1; i <= t; i++) {       int size;       even = false;       odd = false;       cin >> size;       int arr[size];       for (int j = 0; j < size; j++) cin >> arr[j];       for (int j = 0; j < size; j++)         if (arr[j] % 2 == 0)           even = true;         else           odd = true;       if (even == true && odd == true)         cout <<  YES  << endl;       else if (even == false && size % 2 != 0)         cout <<  YES  << endl;       else         cout <<  NO  << endl;     }     return 0;   }   