AIMA.Core.Environment.NQueens.NQueensBoard.numberOfVerticalAttacksOn C# (CSharp) Метод

        private int numberOfVerticalAttacksOn(int x, int y)
        {
            int retVal = 0;
            for (int j = 0; j < size; j++)
            {
                if ((queenExistsAt(x, j)))
                    if (j != y)
                        retVal++;
            }
            return retVal;
        }