#include <bits/stdc++.h>

using namespace std;

int main(){
    char a[10]={'h','a','c','k','e','r','r','a','n','k'};
    int q,k,ans;
    string s;
    cin >> q;
    for(int i = 0; i < q; i++)
    {   
        ans=k=0;
        cin >> s;
        for(int j=0; s[j]!='\0'; j++)
        {
            if(k==9)
            {
                ans=1;
                break;    
            }
            
            if(s[j]==a[k])            
            {
                k++;
                continue;
            }    
        }
        if(ans==1)
            cout<<"YES"<<endl;
        else 
            cout<<"NO"<<endl;
    }
    return 0;
}