#include <bits/stdc++.h>

using namespace std;

vector <char> c{'h','a','c','k','e','r','r','a','n','k'};

int main(){
    int q;
    cin >> q;
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        int i=0,k=0;
        while (k!=string::npos && i<10) {
            k=s.find(c[i],k);
            if (k==string::npos) break;
            i++; k++;
        }
        if (i<10) cout << "NO\n"; else cout << "YES\n";
    }
    return 0;
}