제출 #776600

#제출 시각아이디문제언어결과실행 시간메모리
776600vjudge1Magnus (COCI18_magnus)C++17
50 / 50
3 ms468 KiB
#include<bits/stdc++.h>
using namespace std;
#define lalala ios_base::sync_with_stdio(false);cin.tie(NULL);
//#define endl '\n'
#define ll long long
int main(){
	string str;cin>>str;
	int n=str.length();
	int a,b,c,d;a=b=c=d=0;
	int cev=0;
	for(int i=0;i<n;i++){
		if(str[i]=='H')a=1;
		if(str[i]=='O'&&a)b=1;
		if(str[i]=='N'&&a&&b)c=1;
		if(str[i]=='I'&&a&&b&&c)d=1;
		if(a&&b&&c&&d){
			cev++;
			a=b=c=d=0;
		}
	}
	cout<<cev<<endl;
}
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