Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.3
unique solutions = 0
Received cubes: 65 Required cubes for box= 9
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 04:08:20 up 73 days, 10:18, 0 user, load average: 4.86, 4.88, 4.84