2 зад

using System;

namespace Lecture
{
    class MainClass
    {
        public static void Main (string[] args)
        {
            int Size = int.Parse(Console.ReadLine ());
            string Text = Console.ReadLine ();

            int WhiteSum = 0;
            int BlackSum = 0;
            Size = Size * Size;


            for (int i = 0; i < Size; i++) {
                if (Text.Length != i) {
                    if (i % 2 == 0) {
                        WhiteSum = WhiteSum + Text [i];
                    } else {
                        BlackSum = BlackSum + Text [i];
                    }
                }
            }

            Console.WriteLine ("{0} white",WhiteSum);
            Console.WriteLine ("{0} Black",BlackSum);
        }
    }
}