func_code_string: #include <bits/stdc++.h>   using namespace std;   const long double gr = (1 + sqrt(5)) / 2;   long long n, k, c, res[107], mres;   string s;   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     cin >> n >> k >> s;     c = 1;     for (int i = 0; i < n; i++) {       if (i > 0) {         if (s[i] == s[i - 1]) {           c++;           if (c == k) {             c = 0;             res[s[i] -  a  + 1]++;           }         } else           c = 1;       }       if (c == k) {         c = 0;         res[s[i] -  a  + 1]++;       }     }     for (int i = 1; i <= 26; i++) mres = max(mres, res[i]);     cout << mres << endl;   }   