#include <iostream>
#include <cmath>
using namespace std;

int four_Decimal(int deci) {
	int decimal=0;
	int count = 0;
	for (int i = 0; deci != 0; i++) {
		deci = deci % 10;
		decimal += deci* (int)pow(4, i);
		if (deci < 10) ++count;
		if (count > 1)break;
	}
	return decimal;
}
int main()
{
	int N;
	int a;
	cin >> N;
	a = four_Decimal(N);
	if (a % 15 == 0) cout << "FizzBuzz"<<endl;
	else if (a % 5 == 0)cout << "Buzz"<<endl;
	else if (a % 3 == 0)cout << "Fizz"<<endl;
	else cout << a<<endl;
	
    return 0;
}