Just tries to add/remove items to the list, C#

Language: Layout:

//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Collections.Concurrent;
using System.Linq;
using System.Text.RegularExpressions;

using System.Threading;
using System.Threading.Tasks;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            List<string> q = new List<string>();
            int id = 0;
            Console.WriteLine( "add 10" );
            for(int i = 0; i < 10; i++, id++){
                //Task.Run( (Action)( () => {
                //    int t = (new Random()).Next(1000);
                //    Thread.Sleep( t );
                //    q.Tr( "it's " + t + "" );
                //} ) );
                //Thread.Sleep( 1 );
                q.Add( "it's " + id );
            }
            //Thread.Sleep( 2000 );
            int line = 0;
            foreach(string item in q){
                Console.WriteLine(line + ": " + item);
                line++;
            }
            int loop = 0;
            while (loop < 2) {
                Console.WriteLine( "remove 3" );
                line = 0;
                for(int i = 0; i < 3; i++){
                    Console.WriteLine("remove: " + line + " >> " + q[0] );
                    q.Remove(q[0]);
                    line++;
                }
                Console.WriteLine( "add 2" );
                for(int i = 0; i < 2; i++, id++){
                    q.Add( "it's " + id + " another" );
                }
                line = 0;
                foreach(string item in q){
                    Console.WriteLine(line + ": " + item);
                    line++;
                }
                loop++;
            }
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,12 sec, absolute running time: 0,08 sec, cpu time: 0,06 sec, average memory usage: 11 Mb, average nr of threads: 3