AIMA.Core.Environment.EightPuzzle.MisplacedTilleHeuristicFunction.getNumberOfMisplacedTiles C# (CSharp) Method

        private int getNumberOfMisplacedTiles(EightPuzzleBoard board)
        {
            int numberOfMisplacedTiles = 0;
            if (!(board.getLocationOf(0).Equals(new XYLocation(0, 0))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(1).Equals(new XYLocation(0, 1))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(2).Equals(new XYLocation(0, 2))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(3).Equals(new XYLocation(1, 0))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(4).Equals(new XYLocation(1, 1))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(5).Equals(new XYLocation(1, 2))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(6).Equals(new XYLocation(2, 0))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(7).Equals(new XYLocation(2, 1))))
            {
                numberOfMisplacedTiles++;
            }
            if (!(board.getLocationOf(8).Equals(new XYLocation(2, 2))))
            {
                numberOfMisplacedTiles++;
            }
            return numberOfMisplacedTiles;
        }
    }