func_code_string: #include <bits/stdc++.h>   char s[200005];   using namespace std;   int main() {     int n, k;     cin >> n >> k;     getchar();     cin >> s;     int maxn1 = 0;     for (int i = 0; i < 26; i++) {       char t =  a  + i;       int sum1 = 0;       int maxn = 0;       for (int j = 0; j < n; j++) {         if (s[j] == t && s[j + 1] == t)           sum1++;         else if (s[j] == t && s[j + 1] != t) {           sum1++;           maxn += sum1 / k;           sum1 = 0;         }       }       maxn1 = max(maxn, maxn1);     }     cout << maxn1 << endl;     return 0;   }   