Submission #1474850

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

#define pb push_back
#define rep(i, a, n) for(int i = (a); i < (n); i++)
#define dep(i, a, n) for(int i = (a); i >= (n); i--)
#define mod 1e9+7

__attribute__((constructor))
void initial() {
  cin.tie(0);
  ios::sync_with_stdio(false);
}

int main() {
  string s;
  int g = 0, p = 0, ans = 0;
  cin >> s;
  rep(i, 0, s.length()) {
    if(p + 1 <= g) {
      p++;
      if(s[i] == 'g') ans++;
    }else {
      g++;
      if(s[i] == 'p') ans--;
    }
  }

  cout << ans << endl;
}

Submission Info

Judge Result