Write a program in C# Sharp to remove items from list by passing filters

using System;  
using System.Collections.Generic;  
using System.Linq;  
using System.Text;  
class  LinqExercise19
    {  
        static void Main(string[] args)  
      {        
            List<string> listOfString = new List<string>();  
            listOfString.Add("m");  
            listOfString.Add("n");  
            listOfString.Add("o");  
            listOfString.Add("p");  
            listOfString.Add("q");  		
            Console.Write("\nLINQ : Remove items from list by passing filters  : "); 
            Console.Write("\n--------------------------------------------------\n");       
            var _result1 = from y in listOfString  
            select y; 
            Console.Write("Here is the list of items : \n");
            foreach(var tchar in _result1)  
            {  
                Console.WriteLine("Char: {0} ", tchar);  
            } 
            listOfString.RemoveAll(en => en == "q"); 
            var _result = from z in listOfString  
            select z;  
  	        Console.Write("\nHere is the list after removing item 'q' from the list : \n");
            foreach(var rChar in _result)  
            {  
                Console.WriteLine("Char: {0} ", rChar);  
            }  
            Console.ReadLine();  
        }  
    }