#include <iostream>
//#include <string>
#include <chrono>
using namespace std;

int main()
{
    auto begin = chrono::high_resolution_clock::now();

    int n = 23;
    //std::cin >> n;
    std::string str = "";

    while (n != 0)
    {
        if (n % 2 == 0)
        {
            str.insert(0, "S");
        }
        else { str.insert(0, "SX"); }
        n /= 2;
    }
    //str = "SXabcdefgh";

    if (str.substr(0,2) == "SX")
    {
        cout << str.substr(2).c_str() << '\n';
    }
    else cout << str.c_str() << '\n';

    cout << str.c_str() << '\n';



    auto end = chrono::high_resolution_clock::now();
    chrono::duration<float> time = end - begin;
    cout << time.count() << '\n';

    return 0;
}