13

#include <iostream>
#include <string>

using namespace std;

string tothird(int n) {
    if (n < 3)
        return to_string(n);
    return tothird(n / 3) + to_string(n % 3);
}

int main() {
    int n;
    cin >> n;
    cout << n << "(10) = " << tothird(n) << "(3)\n";
    return 0;
}