using System;

public class Program

{

    private static Random rnd = new Random();

    public static void Main()

    {

        // Number of coins we are throwing down the galton machine

        int coins = 1000;

        // Number of levels on our Galton machine

        int depth = 9;

        // We need an array of [depth + 1] slots to store how many coins end up on each slot

        int[] result = new int[depth+1]; 

        // iterate for each coin

        for(int coinsIterator = 0; coinsIterator < coins; coinsIterator++)

        {

            // this will store how many times our coin goes to the right on each level

            int timesGoesRight = 0;

            for(int depthIterator = 0; depthIterator < depth; depthIterator++)

            {

                // if the coin goes right, increment the counter

                if(rnd.GetBoolean()){

                    timesGoesRight++;   

                }

            }

            // add the coin to the slot in which it fell, depending on how many times it went right

            result[timesGoesRight] += 1;

        }

        // Print results

        Console.WriteLine("##################");

        Console.WriteLine("## Galton board ##");

        Console.WriteLine("##################");

        Console.WriteLine();

        Console.WriteLine("Coins: {0}.", coins);

        Console.WriteLine( "Depth: {0} levels.", depth);

        Console.WriteLine();

        Console.WriteLine("##################");

        Console.WriteLine("");

        for(int slot = 0; slot <= depth; slot++){

            Console.WriteLine("Slot {0} received {1} coins.", slot + 1, result[slot]);

        }

        Console.WriteLine();

        Console.WriteLine("End of Galton Board.");

    }

}

​

public static class RandomExtensions{

    public static bool GetBoolean(this Random r){

        return r.NextDouble() > 0.5;

    }

}