Submission #1316635

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

string S;
int tmp[100001];
int tmp2[100001];
int ans;

int main() {
  cin >> S;
  for(int i = 0; i < S.length();i++){
    if(S[i] == 'g') tmp[i] = 0;
    else tmp[i] = 1;
    if(i < (S.length() + 1) / 2) tmp2[i] = 0;
    else tmp2[i] = 1;
  }
  for(int i = 0; i < S.length(); i++) {
    ans += tmp2[i] - tmp[i];
  }

  cout << ans << endl;
}
  
  

Submission Info

Judge Result