n = int(input())
if 1 <= n <= 100:
    if n % 2 == 1:
        print("Weird")
    elif n % 2 == 0 and n >= 2 and n <= 5:
        print("Not Weird")
    elif n % 2 == 0 and n >= 6 and n <= 20:
        print("Weird")
    else:
        print("Not Weird")
else:
    print("Error")