#include <bits/stdc++.h>

using namespace std;

int main(){
    int q;
    string hck = "hackerrank";
    cin >> q;
    for(int i = 0; i < q; i++){
        int hck_i = 0;
        string s;
        cin >> s;
        for(int j = 0; s[j] != '\0'; ++j){
            if(hck[hck_i] == s[j])
                ++hck_i;
        }
        if(hck_i == 10)cout<<"YES\n";
        else cout<<"NO\n";
    }
    return 0;
}