#include <iostream>
#include <stdio.h>
#include <cstring>
#include <math.h>
#include <algorithm>
#include <vector>
#include <string>
#include <stdlib.h>
#include <queue>
#include <stack>
#include <utility>
#include <fstream>
#define rep(i,n) for(int i=0;i<n;i++)
#define rrep(i,n) for(int i=n-1;i>=0;i--)
#define FOR(i,a,b) for(int i=a;i<b;i++)
#define ll long long
#define INF 1000000001
#define mod 1000000007
#define p pair<int,int>
int dx[4]={0,1,0,-1};
int dy[4]={1,0,-1,0};
using namespace std;

int main(){
	
	string s;
	cin>>s;
	int n=s.size();
	int s3=0,s5=0;
	rep(i,n){
		s3+=int(s[n-1-i])-48;
		if(i%2==0) s5+=int(s[n-1-i])-48;
		else s5+=4*(int(s[n-1-i])-48);
	}
	if(s3%3==0)cout<<"Fizz";
	if(s5%5==0)cout<<"Buzz";
	if(s3%3!=0 && s5%5!=0)cout<<s;
	cout<<endl;
}