using System;

namespace representationBinaire
{
	class MainClass
	{
		public static void Main (string[] args)
		{
			Console.WriteLine ("Saisissez un nombre entier");
			ushort x = ushort.Parse (Console.ReadLine());
			ushort mask = 1<<(sizeof(ushort)*8 - 1);
			while (mask != 0)
			{
				if ((mask & x) != 0)
					Console.Write("1");
				else
					Console.Write("0");
				mask >>= 1;
			}			
		}
	}
}