func_code_string: #include <bits/stdc++.h>   int main() {     int i, j, t, n, a[20000], counto, counte;     scanf( %d , &t);     for (i = 1; i <= t; i++) {       counto = 0, counte = 0;       scanf( %d , &n);       for (j = 0; j < n; j++) {         scanf( %d , &a[j]);         if (a[j] % 2 == 0)           counte++;         else           counto++;       }       if (counto == n && n % 2 == 0 || counte == n)         printf( NO );       else         printf( YES );       if (i != t) printf(  n );     }     return 0;   }   