func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     string s;     cin >> s;     int t = 0, ans = 100000, a;     for (int i = (0); i < (n); ++i)       if (s[i] ==  T ) t++;     for (int i = (0); i < (n); ++i) {       a = 0;       for (int j = (i); j < (i + t); ++j) {         if (s[j % n] ==  H ) a++;       }       ans = min(ans, a);     }     cout << ans << endl;     return 0;   }   