func_code_string: #include <bits/stdc++.h>   using namespace std;   const int64_t INF = 0x7FFFFFFF;   const int MAX = 1;   unordered_map<int, int> maps;   unordered_map<int, int> cnt;   int main(int argc, char* args[]) {     int n;     scanf( %d , &n);     for (int(i) = (0), _n = (n - 1); (i) <= _n; (i)++) {       int x;       scanf( %d , &x);       maps[x]++;     }     for (auto it : maps) {       int x = it.second;       for (int(i) = (1), _n = (x); (i) <= _n; (i)++) {         cnt[i]++;       }     }     int ans = 0;     for (auto it : cnt) {       ans += it.second - 1;     }     printf( %d n , ans);     return 0;   }   