Comet Tail Collector
Collect stars at (1,1),(2,3),(4,3). The inner wall at (2,1) and outer boundaries block movement. The luminous tail keeps twelve useful trail points.
Comet (0,1) · stars 0/3 · wall contacts 0
Collect stars at (1,1),(2,3),(4,3). The inner wall at (2,1) and outer boundaries block movement. The luminous tail keeps twelve useful trail points.