a = int(input("start "))
b = int(input("end "))

for i in range(a,b+1):
    if i % 3 == 0:
        print("Fizz")
    if i % 5 == 0:
        print("Buzz")
    if i % 3 == 0 and i % 5 == 0:
        print("Fizz Buzz")
    if i % 3 != 0 and i % 5 != 0:
        print(i)