#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;
    if(n % 3 == 0) {
        if(n % 5 == 0) {
            cout << "FizzBuzz";
        }else{
            cout << "Fizz";
        }
    }else if(n % 5 == 0) {
        cout << "Buzz";
    }else{
        cout << n;
    }
}