using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter first card num: ");

        int num1 = int.Parse(Console.ReadLine());

        Console.WriteLine("Enter sec card num: ");

        int num2 = int.Parse(Console.ReadLine());

​

        Console.WriteLine("Enter third card num: ");

        int num3 = int.Parse(Console.ReadLine());

​

        int[] numbers = {num1, num2, num3};

        Array.Sort(numbers);

        Console.WriteLine("-------------------");

        Console.WriteLine(numbers[0]);

        Console.WriteLine(numbers[1]);

        Console.WriteLine(numbers[2]);

​

    }

}