using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("NHEEL");

        int monno;

​

           Console.Write("\n\n");

           Console.Write("Read month number and display number of days for that month:\n");

           Console.Write("--------------------------------------------------------------");

           Console.Write("\n\n");

​

   Console.Write("Input Month No : ");

   monno = Convert.ToInt32(Console.ReadLine());

   switch(monno)

   {

    case 1:

    case 3:

    case 5:

    case 7:

    case 8:

    case 10:

    case 12:

           Console.Write("Month  have 31 days. \n");

           break;

    case 2:

           Console.Write("The 2nd month is a February and have 28 days. \n");

           Console.Write("in leap year The February month  Have 29 days.\n");

           break;

    case 4:

    case 6:

    case 9:

    case 11:

           Console.Write("Month have 30 days. \n");

           break;

default:

           Console.Write("WALAY MONTH");

           break;

      }

  }

}

​