Four Winds

Four Winds is played on a rectangular or square grid with black and white cells. All black cells contain numbers. The aim to draw a horizontal or a vertical line in each white cell. Each number represents the total number of white cells occupied by the lines from that number. Lines cannot enter other numbered black cells or intersect with other lines.

Play the Four Winds with 4 different size(5X5, 7X7, 9X9, 10X10) unlimitedly.