#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cstdio>
#include <vector>
#include <map>
#include <set>
#include <algorithm>
#include <string>
#include <cstdlib>
#include <stack>
#include <queue>
#include <cmath>

#define rep(i,j,k) for(int i=(int)j;i<(int)k;i++)
#define repp(i,j,k) for(int i=j;i>=k;i--)
#define llrep(i,j,k) for(long long int i=j;i<(long long int)k;i++)
#define Sort(x) sort(x.begin(),x.end()); 
#define vi vector<int>
#define vvi vector<vector<int>> 
#define ll long long
int mod=1e9+7;
const int INF = 1e9;

using namespace std;



int main(void) {
	long long n,nn,val=0;
	long long count = 1;
	cin >> n;
	nn = n;

	while (n > 0) {
		val += n % 10 * count;
		count *= 4;
		n /= 10;
	}
	bool judge = true;
	if (val % 3 == 0) {
		cout << "Fizz";
		judge = false;
	}
	if (val % 5 == 0) {
		cout << "Buzz";
		judge = false;
	}
	if (judge)cout << nn;
	cout << endl;

	return 0;
}