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) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        hi:
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            char[] arr = {'h','a','c','k','e','r','r','a','n','k'};
            for(int i=0;i<10;i++){
                if(s.indexOf(arr[i])==-1){
                    System.out.println("NO");
                    continue hi;
                }
                s = s.substring(s.indexOf(arr[i])+1);
            }
            System.out.println("YES");
        }
    }
}