WallBalls: Divide and Conquer

WallBalls is a wonderfully addictive puzzle game. The goal is deceptively simple; there are a number of erratic balls bouncing on the screen. Your job is to create walls to isolate them. Sounds easy, right? Isolate the balls by making walls swiping vertically or horizontally (dragging your finger a short distance in the way you want to go). If a ball hits a wall during construction, the wall is…