using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication1
{
    class Program
    {

        static void Main(string[] args)
        {
            string str = "q;w;e;r;t;y;u;i;o;p;a;s;d;f;g;h;j;k;l;z;x;c;v;b;n;m";
            string temp;
            string[] list = str.Split(';');





            System.Diagnostics.Stopwatch stopwatch = new System.Diagnostics.Stopwatch();

            stopwatch.Start();
            stopwatch.Stop();
            stopwatch.Reset(); // first use of stopwatch can add extra time to mesurment

            stopwatch.Start();
            for (int i = 0; i < 100000; i++)
            {
                temp = str.Split(';').First(); //vs. str.Split(';')[0]

                // list.Where(x => x > 1).First() vs. list.Where(x => x > 1).ToList()[0]
            }
            stopwatch.Stop();
            Console.WriteLine("str.Split(';').First(); :\t\t\t {0}", stopwatch.ElapsedTicks);
            stopwatch.Reset();


            stopwatch.Start();
            for (int i = 0; i < 100000; i++)
            {
                temp = str.Split(';')[0];

                // list.Where(x => x > 1).First() vs. list.Where(x => x > 1).ToList()[0]
            }
            stopwatch.Stop();
            Console.WriteLine("str.Split(';')[0]; :\t\t\t\t {0}", stopwatch.ElapsedTicks);
            stopwatch.Reset();


            stopwatch.Start();
            for (int i = 0; i < 100000; i++)
            {
                temp = list.Where(x => x == "a").First(); //vs. list.Where(x => x > 1).ToList()[0]
            }
            stopwatch.Stop();
            Console.WriteLine("ist.Where(x => x == \"a\").First(); :\t\t {0}", stopwatch.ElapsedTicks);
            stopwatch.Reset();


            stopwatch.Start();
            for (int i = 0; i < 100000; i++)
            {
                temp = list.Where(x => x == "a").ToList()[0];
            }
            stopwatch.Stop();
            Console.WriteLine("list.Where(x => x == \"a\").ToList()[0]; :\t {0}", stopwatch.ElapsedTicks);
            stopwatch.Reset();




            Console.ReadKey();

        }
    }
}