func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, k, v;   map<int, int> mp;   vector<int> a;   bool can(int mid) {     int rem = 0;     for (int i = 0; i < a.size(); i++) {       if (mp[a[i]] >= mid) {         rem += mp[a[i]] / mid;       }     }     return rem >= k;   }   bool cmp(int s, int f) { return mp[s] > mp[f]; }   int main() {     ios_base ::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     cin >> n >> k;     for (int i = 0; i < n; i++) {       cin >> v;       mp[v]++;     }     for (auto i : mp) {       a.push_back(i.first);     }     sort(a.begin(), a.end(), cmp);     int l, r, ans = 1;     l = 1, r = n;     while (l < r) {       int mid = (l + r) / 2;       if (can(mid)) {         l = mid + 1;         ans = mid;       } else {         r = mid;       }     }     n = a.size();     for (int i = 0; i < n; i++) {       if (k - mp[a[i]] / ans >= 0) {         for (int j = 0; j < mp[a[i]] / ans; j++) cout << a[i] <<    ;         k -= mp[a[i]] / ans;       } else {         for (int j = 0; j < k; j++) cout << a[i] <<    ;         break;       }     }   }   