func_code_string: #include <bits/stdc++.h>   int cmp(const void* a, const void* b);   int main() {     long long t = 1;     while (t--) {       long long n, n1, n2;       scanf( %lld%lld%lld , &n, &n1, &n2);       long long arr[n];       for (long long i = 0; i < n; i++) {         scanf( %lld , &arr[i]);       }       qsort(arr, n, sizeof(arr[0]), cmp);       double s1 = 0, s2 = 0;       if (n2 < n1) {         long long x = n2;         n2 = n1;         n1 = x;       }       if (1) {         for (long long i = 0; i < n1; i++) s1 += arr[i];         for (long long i = n1; i < n1 + n2; i++) s2 += arr[i];       }       printf( %f n , s1 / n1 + s2 / n2);     }     return 0;   }   int cmp(const void* a, const void* b) { return (*(int*)b - *(int*)a); }   