using System;

public class Program

{

    public static void Main()

    {

        string sSecs;

        int iSecs;

        int iMins;

        int  iHours;

        sSecs = Console.ReadLine();

        iSecs = int.Parse(sSecs);

        iHours = iSecs / 3600;

        iSecs = iSecs % 3600;

        iMins = iSecs / 60;

        iSecs = iSecs % 60;

        Console.WriteLine("Seconds:" + sSecs + "=" + " H" + iHours + " M" + iMins + " S" + iSecs);

    }

}