using System;

using System.Globalization;

public class Program

{

    public static void Main()

    {

        Console.Write ("First name        :  ");

        String firstName = Console.ReadLine ();

        TextInfo txtInfo = new CultureInfo("en-US", false).TextInfo;

        firstName = txtInfo.ToTitleCase(firstName);

        Console.Write ("Middle name       :  ");

        String middleName = Console.ReadLine ();

        TextInfo textInfo = new CultureInfo("en-US", false).TextInfo;

        middleName = textInfo.ToTitleCase(middleName);

​

        var acronym = string.Empty;

​

        foreach(var c in middleName)

            if(char.IsUpper (c))

            acronym += c;

        Console.Write ("Last name         :  ");

        String lastName = Console.ReadLine ();

        TextInfo textInf = new CultureInfo("en-US", false).TextInfo;

        lastName = textInf.ToTitleCase(lastName);

        Console.WriteLine ("************************************");

        Console.Write ("Full name         :  " + firstName + " " + acronym+". " + lastName);

    }

}

​