import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        char[] ch = {'h','a','c','k','e','r','r','a','n','k'};
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        int index=0;
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            // your code goes here
            for(int i=0;i<10;i++){
            if(s.indexOf(ch[i],index)>=index){
                index++;
            }
            }
            if(index>9)
                System.out.println("YES");
            else
                System.out.println("NO");
            
            index=0;
                
        }
    }
}