private static bool FindArea(out ConectedArea area)
{
for (int row = 0; row < maze.GetLength(0); row++)
{
for (int col = 0; col < maze.GetLength(1); col++)
{
if (!maze[row, col])
{
area = new ConectedArea(0, row, col);
return(true);
}
}
}
area = null;
return(false);
}
private static void CrawArea(ConectedArea area, int row, int col)
{
if (row < 0 || row >= maze.GetLength(0) ||
col < 0 || col >= maze.GetLength(1) ||
maze[row, col])
{
return;
}
maze[row, col] = true;
area++;
CrawArea(area, row, col - 1); // Left
CrawArea(area, row - 1, col); // Up
CrawArea(area, row, col + 1); // Right
CrawArea(area, row + 1, col); // Down
}
