func_code_string: #include <bits/stdc++.h>   using namespace std;   int i, dp[100000], t;   string s;   int main() {     cin >> s;     for (i = 0; i < s.size(); i++)       if (s[i] >=  a ) {         dp[i] = dp[i - 1];         t++;       } else         dp[i] = min(dp[i - 1] + 1, t);     cout << dp[s.size() - 1] << endl;     return 0;   }   