#include <bits/stdc++.h>

using namespace std;

int main(){
    int q,k,i,j,c=0;
    cin >> q;
    string p="hackerank";
 
    for(k=0;k<q;k++){
        string s;
        cin >> s;
        for(i=0;i<p.length();i++)
            {
            for(j=0;j<s.length();j++)
                {
                if(s[j]==p[i])
                    {
                    c++;
                    break;
                }
            }
                
        }
        if(c==p.length())
            cout<<"YES";
        else
            cout<<"NO";
        cout<<endl;
        // your code goes here
    }
    return 0;
}