#include<iostream>
#include<string>
using namespace std;
int main()
{
 char comp[]={'h','a','c','k','e','r','r','a','n','k'};
 int t,count;
 cin>>t;
 while(t--)
 {
  int x=0;
  string str;
  cin>>str;
  if(str.size()<10)
  cout<<"NO"<<endl;
  else
  {
   for(int i=0;i<str.size();i++)
   {
   	if(str[i]==comp[x])
   	x++;
   }
   if(x==10)
   cout<<"YES"<<endl;
   else
   cout<<"NO"<<endl;
  }
 }
 return 0;
}