func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxx = 27;   vector<int> v;   int main() {     long long n, l, sum = 0;     cin >> n;     for (int(i) = (0); (i) < (n); (i)++) {       cin >> l;       v.push_back(l);     }     sort(v.begin(), v.end());     n = n - 1;     while (v.size() > 1) {       int n = v.size() - 1;       int x = v[n];       if (v[n] == v[n - 1]) {         v[n]--;         sort(v.begin(), v.end());         continue;       }       sum += v[n];       if (v[v.size() - 1] <= 0) break;       v.pop_back();     }     if (v[0] > 0) sum += v[0];     cout << sum;     return 0;   }   