func_code_string: #include <bits/stdc++.h>   int main() {     int n, w, cnt1, cnt2;     scanf( %d , &n);     cnt1 = cnt2 = 0;     while (n-- > 0) {       scanf( %d , &w);       if (w == 100)         cnt1++;       else         cnt2++;     }     printf( %s n , cnt1 % 2 == 0 && (cnt2 % 2 == 0 || cnt1 >= 2) ?  YES  :  NO );     return 0;   }   