import java.io.*;
class InvNum
{
	public static void main(String Arg[ ]) throws IOException
	{
		int num , num_inv , div_entera , resto_div;
         
		BufferedReader in = new BufferedReader(new 
			InputStreamReader(System.in));

		System.out.print("Ingrese numero : ");
		num = Integer.parseInt(in.readLine( ));
		num_inv = 0;    
		div_entera = num;
		resto_div = 0;
		while (div_entera != 0)
		{
			resto_div = div_entera % 10;
			div_entera = div_entera / 10;

			num_inv = num_inv * 10 + resto_div;
		}
	
		System.out.println("El numero " + num + " invertido es " + num_inv);
		
	}
}