Submission #2927899

---

Source Code Expand

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

string s;
int cnt[10010],b=0;

int main()
{
	cin>>s;
	for (int i=0; i<s.length()-1; i++)
	{
		if (s[i]=='2' && s[i+1]=='5')
		{
			cnt[b]++;
			i++;
		}
		else
			b++;
	}
	int ans=0;
	for (int i=0; i<=b; i++)
	{
		while (cnt[i])
		{
			ans+=cnt[i];
			cnt[i]--;
		}	
	}
	cout<<ans<<endl;
	return 0;
}

Submission Info

Judge Result