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 s=new Scanner(System.in);
	int a=s.nextInt();
	for(int i=0;i<a;i++)
	{
	String sp=s.next();
	char arr[]=sp.toCharArray();
	char arr2[]={'h','a','c','k','e','r','r','a','n','k'};
	int j=0;
	int count=0;
	for(int k=0;k<arr.length;k++)
	{
		if(arr[k]==arr2[j])
		{
			j++;
			count++;
		}
        if(count==10)
            {
            break;
        }
		
	}
	if(count==10)
	{
		System.out.println("YES");
	}
	else
	{
		System.out.println("NO");
	}
	}
    }
}