#include <bits/stdc++.h>

using namespace std;

int main(){
    int q,j;
    cin >> q;
    char h[]={'h','a','c','k','e','r','r','a','n','k'};
    for(int a = 0; a < q; a++){
        char s[10000];
        cin >> s;
        j=0;
        for(int i = 0; i <strlen(s) ; i++)
        { if(s[i]==h[j])j++;
            
        }
        if(j>8)cout<<"YES\n";
        else cout<<"NO\n";// your code goes here
    }
    
    return 0;
}