#include <bits/stdc++.h>

using namespace std;

int main(){
    int q;
    char my[10]={'h','a','c','k','e','r','r','a','n','k'};
    cin >> q;
    int k=0;
    int i=0;
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        k=0;
        i=0;
        while(s[i]!=0)
            {
            if(s[i]==my[k])
            {k++;}
            i++;
        }
        if(k==10)
            cout<<"YES"<<endl;
        else
            cout<<"NO"<<endl;
        // your code goes here
    }
    return 0;
}