import sys

def output(a):
    return sys.stdout.write(a)

n = int(input())

three = len("xxx")
five = len("xxxxx")

for i in range(True, n + True):
    fizz = i % three == False
    buzz = i % five == False
    if fizz and buzz:
        output("Fizz" + "Buzz" + "\n")
    elif fizz:
        output("Fizz" + "\n")
    elif buzz:
        output("Buzz" + "\n")
    else:
        output(str(i) + "\n")