// No.593 4進FizzBuzz
// https://yukicoder.me/problems/no/593
//
#include <iostream>
#include <string>
using namespace std;

string solve(string &&s);


int main() {
    std::cin.tie(nullptr);
    std::ios::sync_with_stdio(false);

    string s;
    cin >> s;
    string ans = solve(move(s));
    cout << ans << endl;
}

string solve(string &&s) {
    string ans = s;
    int n = stoi(s, nullptr, 4);

    if (n % 3 == 0) {
        if (n % 5 == 0)
            ans = "FizzBuzz";
        else
            ans = "Fizz";
    } else if (n % 5 == 0)
        ans = "Buzz";
    return ans;
}