#include <bits/stdc++.h>

using namespace std;

int main(){
    int q;
    cin>>q;
    for(int i=0;i<q;i++)
        {
        char a[11]={'h','a','c','k','e','r','r','a','n','k'};
        char b[10005];
        cin>>b;
        int j=0;
        int l1=strlen(a);
        int l2=strlen(b);
        for(int i=0;i<l2 && j<l1;i++)
            {
            if(b[i]==a[j])
                j++;
        }
       // cout<<j<<endl;
        if(j==l1)
            cout<<"YES"<<endl;
        else
            cout<<"NO"<<endl;

    }
    return 0;
}