using System;

class TwoIntsExchangesValues
{
    static void Main()
    {
        Console.WriteLine("Enter first number");
        int a = int.Parse(Console.ReadLine ());
        Console.WriteLine("Enter second number");
        int b = int.Parse(Console.ReadLine ());

        int c = new int();

        if (a > b)
        {
            c = b;
            b = a;
            a = c;

            Console.WriteLine();
            Console.WriteLine(a);
            Console.WriteLine(b);
        }
        else
        {
           Console.WriteLine();
           Console.WriteLine(a);
           Console.WriteLine(b);
        }
    }
}