import java.util.Scanner;

public class Rookie3 
{
	public static void main(String [] args)
	{
		Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        char [] c={'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            s.toLowerCase();
            char []check = s.toCharArray();
            int j = 0 ;
            for(int i=0;i<check.length;i++)
            {
            	if(j<10&&check[i]==c[j])
            	{
            		j++;
            	}
            }
            if(j==10)
            {
            	System.out.println("YES");
            }
            else
            {
            	System.out.println("NO");
            }
            // your code goes here
        }
	}

}