func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, k;     cin >> n >> k;     int arr[2000];     memset(arr, 0, sizeof(arr));     string s;     cin >> s;     for (int i = 0; i < n; i++) arr[s[i]]++;     int m = 10000000;     for (int i = 65; i < 65 + k; i++) m = min(arr[i], m);     cout << m * k;   }   