#include<iostream>
using namespace std;
int main(){
    int n;
    cin>>n;
    if(n%3==0){
        cout<<"Fizz"<<endl;
    }
    else if(n%5==0){
        cout<<"Buzz"<<endl;
    }
    else if(n%15==0){
        cout<<"FizzBuzz"<<endl;
    }
    else cout<<n<<endl;
    return 0;
}