using System;

public class Program

{

    public static void Main(string[] args)

    {

      int a = int.Parse(Console.ReadLine());

        int b = int.Parse(Console.ReadLine());

        int z = a;

        Console.Write(" a = "+a);

            Console.Write(" b = "+b);

        z=a;

        a=b;

        b=a;

        Console.WriteLine(" a = "+a);

        Console.WriteLine(" b = "+z);

    }

}