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

public class Solution {
    
    private static final char[] HR = {'h', 'a', 'c', 'k', 'e', 'r', 'r', 'a', 'n', 'k'};

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        StringBuilder sb = new StringBuilder();
        
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            int hrIndex = 0;
            String s = in.next();
            if(s.length() < HR.length) {
                sb.append("NO");
            } else {
                boolean match = false;
                for(int i = 0; i < s.length(); i++) {
                    if(s.charAt(i) == HR[hrIndex]) {
                        hrIndex++;
                        if(hrIndex == HR.length) {
                            match = true;
                            break;
                        }
                    }
                }
                if(match) {
                    sb.append("YES");
                } else {
                    sb.append("NO");
                } 
            }

            sb.append(System.lineSeparator());
        }
        
        System.out.println(sb.toString());
    }
}