LJY • 10个月前
#include<iostream>
#include<cstring>
using namespace std;
int main(){
int b[5]={'h','e','l','l','o'};
char a[2000];
int q=0;
cin>>a;
int k=strlen(a);
int i=0;
while(i<k){
if(a[i]==b[q]){
q++;
}
i++;
}
if(q==5){
cout<<"YES"<<endl;
}else{
cout<<"NO"<<endl;
}
return 0;
}
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