BrickSorter info.festi.boxes.py.BrickSorter bricksorter 256 256 120 large_sieve medium_sieve small_sieve tiny_sieve bottom 3 4 3.0 0.0 false false true 100.0 loop corner backarc 0.1 rectangular springs barbs snap 2.0 0.0 3.0 0.0 2.0 0.0 2.0 1.0 ./BrickSorter-thumb.jpg https://www.festi.info/boxes.py/BrickSorter all