package main

import (
	"fmt"
	"math"
)

func main() {
	var n int
	_, _ = fmt.Scan(&n)
	d := ToDecimal593(n)
	if d%3 == 0 && d%5 == 0 {
		fmt.Println("FizzBuzz")
	} else if d%3 == 0 {
		fmt.Println("Fizz")
	} else if d%5 == 0 {
		fmt.Println("Buzz")
	} else {
		fmt.Println(n)
	}
}

func ToDecimal593(n int) int {
	var r int
	i := 0.0
	for {
		n, r, i = n/10, r+n%10*int(math.Pow(4, i)), i+1
		if n == 0 {
			return r
		}
	}
}