#include <bits/stdc++.h>
#include <string.h>

using namespace std;

int main(){
    int q;
    cin >> q;
    for(int z = 0; z < q; z++)
        {
        string s1;
        char s2[10] = {'h','a','c','k','e','r','r','a','n','k'};
        cin >> s1;
        int length = s1.length();
        int a = 0;
        for(int i = 0; i < length; i++)
            {
            if(s1[i] == s2[a])
                {
                a++;
            }
        }
        if(a == 10)
            {
            cout << "YES" << "\n";
        }
        else
            {
            cout << "NO" << "\n";
        }
    }
    
    return 0;
}