Puzzle Solver

Found 4 solutions in 00:00:00.3
up < 1 > build layer used parts rotate meta
A A A B B B C C C D D D E E E F F F G G G H H H I I I J J J K K K L L L
using parts...
A A A H H H E E E F F F B B B I I I D D D J J J K K K C C C G G G L L L
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 23:07:48 up 30 days, 10:39, 0 user, load average: 2.89, 1.87, 1.64