# https://yukicoder.me/problems/no/9002
import strutils

let n = readLine(stdin).parseInt

for i in countup(1, n):
    if (i mod 3 == 0) and (i mod 5 == 0):
        echo "FizzBuzz"
    elif i mod 3 == 0:
        echo "Fizz"
    elif i mod 5 == 0:
        echo "Buzz"
    else:
        echo i