using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("enter time in 24hr format");

        string time = Console.ReadLine();

        Console.WriteLine(time);

        string hr = "",min = "",timezone = "";

        int Hr = 0,Min = 0;

        /* for extracting hr*/

        for (int i = 0;i < 2;i++)

        {

            hr = hr + time[i];

            Hr = int.Parse(hr);

        }

​

        /* for extracting min*/

        for (int i = 3;i < 5;i++)

        {

            min = min + time[i];

            Min = int.Parse(min);

        }

        /* to convert 24 to 12 hr format and remove input errors*/

         if (Hr > 12)

             Hr = Hr - 12;

        else if ( Hr == 0)

            Hr = 12;

        else if ( Min > 59)

            Console.WriteLine("enter min in correct format");

        /*to set timezone*/

        if (Hr < 11)

        timezone = "AM";

        else

        timezone = "PM";

        Console.WriteLine("the time in 12hr format is " + Hr +"."+ Min + timezone);

    }

}