using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace LINQ{ class Program { static void Main(string[] args) { Console.WriteLine("Enter 30 letters to be processed"); List<char> list = new List<char>(); for (int i = 0; i < 30; i++) { list.Add((char)Console.Read()); //reads the next char into the List } Console.Read(); //makes the console wait after the program execution } }}