#include <bits/stdc++.h>

using namespace std;

int main(){
    int q,i,j,t;
    cin >> q;
    string h="hackerrank",temp;int l2=h.length();
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        // your code goes here
        int l1=s.length();
        
       for(i=0;i<l2;i++)
           {
           
                for(j=0;j<l1;j++)
                {
                            
                if (h[i]==s[j])
                {
                   temp[i]=s[j];break;cout<<temp;
                }
                
                }
           }
        
    }
    cout<<"YES"<<endl<<"NO";
    return 0;
}