#include <bits/stdc++.h>

using namespace std;

bool contain(string s, string t) {
    if (t.size() == 1) {
        return (s.find(t) != string::npos);
    } else {
        int i = s.find(t[0]);
        if (i == string::npos) {
            return false;
        } else {
            return contain(s.substr(i+1), t.substr(1));
        }
    }
}

int main(){
    int q;
    cin >> q;
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        if (contain(s, "hackerrank")) {
            cout << "YES" << endl;
        } else {
            cout << "NO" << endl;
        }
    }
    return 0;
}