#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;

int main(void){
  string s;
  cin >> s;
  long long n = stoi(s, nullptr, 4);
  bool flag3 = false;
  bool flag5 = false;
  bool flag15 = false;
  if(n % 15 == 0) flag15 = true;
  if(n % 3 == 0) flag3 = true;
  if(n % 5 == 0) flag5 = true;
  if(flag15) cout << "FizzBuzz" << endl;
  else if(flag3) cout << "Fizz" << endl;
  else if(flag5) cout << "Buzz" << endl;
  else cout << s << endl;
  return 0;
}