def Hackerrank(string):
    ref = list("hackerrank")
    for i in string:
        if i in ref:
            ref.remove(i)
    if len(ref) == 0:
        print("YES")
    else:
        print("NO")
    
n =int(input())
for i in range(n):
    string = input()
    Hackerrank(string)