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


int main() {
    int t;
    cin>>t;
    for(int i=0;i<t;i++){
        string str;
        cin>>str;
        char check[10]={'h','a','c','k','e','r','r','a','n','k'};
        int c=0;
        for(int j=0;j<str.length();j++){
            if(str[j]==check[c]){
                c++;
            }
        }
        if(c==10){
            cout<<"YES"<<endl;
        }
        else
            cout<<"NO"<<endl;
    }
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    return 0;
}