import java.io.*; import java.util.*; class a { public static void main(String args[]) { int k,i,count=0,c=0,j,l=0; char arr[]={'h','a','c','k','e','r','r','a','n','k'}; Scanner s = new Scanner(System.in); int n = s.nextInt(); for(k=0;k<n;i++) { String value = s.next(); l=value.length(); for(i=0;i<10;i++) { for(j=i;j<l;j++) { if(arr[i]==value.charAt(j)) { count++; //System.out.println("count :"+count); break; } } } if(count==10) System.out.println("YES"); else System.out.println("NO"); } } }