if __name__ == "__main__":
    num = 1
    str1 = "Fizz"
    str2 = "Buzz"
    N = int(input())

    while num < N+1:
        if num%3==0 and num%5==0:
            print( str1 + str2 )
            num += 1
        elif num%3==0:
            print(str1)
            num += 1
        elif num%5==0:
            print(str2)
            num += 1
        else:
            print(num)
            num += 1