- Edited
Level "Back Stack" (ID: 1637) by AndyB
Back Stack
A solution by AndyB (Time: 1.5s, Blocks used: +4)
andy added the Proposed Medium tag .
3 months later
A solution by Lunchbox (Time: 1.6s, Blocks used: +4)
A solution by Lunchbox (Time: 2.5s, Blocks used: +3)
a year later
A solution by J (Time: 1.4s, Blocks used: +4)
A solution by J (Time: 1.3s, Blocks used: +4)