#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <sstream>
using namespace std;

int main() {
    int N;
    cin>>N;
    string line;
    while (cin>>line) {
        const char *needle = "hackerrank";
        char c;
        istringstream iss(line);
        while(iss>>c)
            if(c==*needle)needle++;
        cout<<(*needle?"NO":"YES")<<endl;
    }
    return 0;
}