Telerik-DollyMolly.cs

using System;
using System.Linq;
using System.Numerics;

// http://bgcoder.com/Contests/Practice/Index/143#1
class OffensiveName
{
    static void Main(string[] args)
    {
        var array = Console.ReadLine().Split(' ').Select(long.Parse).ToArray();
        BigInteger mollyFlowers = 0;
        BigInteger dollyFlowers = 0;
        long mollyPosition = 0;
        long dollyPosition = array.Length - 1;
        string winner;

        while (true)
        {
            if (array[dollyPosition] == 0 && array[mollyPosition] == 0)
            {
                winner = "Draw";
                break;
            }
            if (array[mollyPosition] == 0)
            {
                winner = "Dolly";
                dollyFlowers += array[dollyPosition];
                break;
            }
            if (array[dollyPosition] == 0)
            {
                winner = "Molly";
                mollyFlowers += array[mollyPosition];
                break;
            }

            long mollyNextMove = array[mollyPosition];
            long dollyNextMove = array[dollyPosition];
            if (mollyPosition == dollyPosition)
            {
                mollyFlowers += array[mollyPosition] / 2;
                dollyFlowers += array[mollyPosition] / 2;
                if (array[mollyPosition] % 2 == 0)
                {
                    array[mollyPosition] = 0;
                }
                else
                {
                    array[dollyPosition] = 1;
                }
            }
            else
            {
                mollyFlowers += array[mollyPosition];
                array[mollyPosition] = 0;
                dollyFlowers += array[dollyPosition];
                array[dollyPosition] = 0;
            }

            mollyPosition += mollyNextMove % array.Length;
            dollyPosition -= dollyNextMove % array.Length;

            if (mollyPosition >= array.Length)
            {
                mollyPosition -= array.Length;
            }
            if (dollyPosition < 0)
            {
                dollyPosition += array.Length;
            }
        }

        Console.WriteLine(winner);
        Console.WriteLine(mollyFlowers + " " + dollyFlowers);
    }
}