Bridge4k

Bridge4k is a bridge building game in only 4 kilobytes! The goal is to build a bridge that will hold for a ball passing over it twice.

Controls
[Left mouse] to select or place a node.
[Right mouse] to deselect or delete a node.
[Space] to start or end simulation.
[R] to restart.

Instructions
- Make a bridge that will let the ball pass twice.
- Horizontal links on the top ground level become solid road that the ball cannot pass through.