#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    long int q,i,j=0;
    cin>>q;
    string s;
    char a[10]={'h','a','c','k','e','r','r','a','n','k'};
    while(q)
        {
        cin>>s;
        for(i=0;s[i]!='\0';i++)
            {
            if(j<10)
            if(s[i]==a[j])
                j+=1;
        }
        if(j<10)
            cout<<"NO"<<"\n";
        else
            cout<<"YES"<<"\n";
        j=0;
        q--;
    }
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    return 0;
}