using System;

using System.Collections.Generic;               

using System.Linq;

​

public class Program

{

    public static void Main()

    {       

        var random = new Random();

        //Total times from all simulations

        int timesAIsFirst = 0 ; 

        int timesBIsFirst = 0 ; 

        int timesCIsFirst = 0 ;     

        int i = 0; 

        while(i < 100000) //arbitrary num iterations that doesn't throw fiddle memory exception

        {

            var a = random.NextDouble()*2;

            var b = random.NextDouble()*4;

            var c = random.NextDouble()*6;

            if (a < b && a < c) {

                timesAIsFirst++;

            } else if (b < c && b < a) {

                timesBIsFirst++;

            } else {

                timesCIsFirst++;

            }

            i++;

        }

        int sum = timesAIsFirst + timesBIsFirst + timesCIsFirst; 

        Console.WriteLine("A: {0}, B: {1}, C: {2}", (double) timesAIsFirst/sum, (double) timesBIsFirst/sum, (double) timesCIsFirst/sum);        

    }             

}

​