#include <bits/stdc++.h>
using namespace std;
int f (const char &c) { return (c - 'a'); }
const int three = f('d');
const int five = f('f');
const int zero = f('a');

int main() {
    int n;
    cin >> n;
    char last = 'b' + n;
    for (char c = 'b'; c < last; c++) {
        int i = f(c);
        if (i % three == zero and i % five == zero) {
            cout << "FizzBuzz" << endl;
        } else if (i % three == zero) {
            cout << "Fizz" << endl;
        } else if (i % five == zero) {
            cout << "Buzz" << endl;
        } else {
            cout << i << endl;
        }
    }
    return zero;
}