#include <iostream>
using namespace std;
int main() {
int n;
cin >> n;
if (n % 2 == 0 && n % 3 == 0) cout << "fizzbuzz";
if (n % 2 == 0 && n % 3 != 0) cout << "fizz";
if (n % 3 == 0 && n % 2 != 0) cout << "buzz";
return 0;
}
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