#include <bits/stdc++.h>
using namespace std;
int main(){
    int q, ind;
    cin >> q;
    string word, s="hackerrank", temp="";
    for(int i = 0; i < q; i++){
        cin >> word;
        int reached=0;
        ind=word.find("h");
        if (ind!=-1){
            ind=word.find("a",ind+1);
            if(ind!=-1){
                ind=word.find("c",ind+1);
                if(ind!=-1){
                    ind=word.find("k",ind+1);
                    if(ind!=-1){
                        ind=word.find("e",ind+1);
                        if(ind!=-1){
                            ind=word.find("r",ind+1);
                            if(ind!=-1){
                                ind=word.find("r",ind+1);
                                if(ind!=-1){
                                    ind=word.find("a",ind+1);
                                    if(ind!=-1){
                                        ind=word.find("n",ind+1);
                                        if(ind!=-1){
                                            ind=word.find("k",ind+1);
                                            reached=1;
                                            cout<<"YES"<<endl;
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
        if(reached==0)
            cout<<"NO"<<endl;
    }
}