Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.3
unique solutions = 0
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 14:01:58 up 75 days, 20:12, 0 user, load average: 5.22, 5.14, 5.04