Pipes levels

Debug page — every level the generator knows, straight from levelOrder. The pipe fills the board — every square is a piece — so the four variants differ by grid size and nothing else. Masks are connection bits: 1 north, 2 east, 4 south, 8 west.

mini

grid 5×5
25 pieces — the pipe fills the board

medium fallback

grid 7×6
42 pieces — the pipe fills the board

large

grid 9×7
63 pieces — the pipe fills the board

xl

grid 11×8
88 pieces — the pipe fills the board