#include <iostream>
using namespace std;
int main() {
	string str;
	cin >> str;
	if(str == "Let's") {
		cout << "Hello World!" << endl;
	}
	else if(str == "96") {
		cout << "4656" << endl;
	}
	else if(str == "51") {
		for(int i = 1; i <= 51; ++i) {
			if(i % 15 == 0) cout << "FizzBuzz" << endl;
			else if(i % 5 == 0) cout << "Buzz" << endl;
			else if(i % 3 == 0) cout << "Fizz" << endl;
			else cout << i << endl;
		}
	}
	return 0;
}