Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.3
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 07:38:34 up 71 days, 13:48, 0 user, load average: 6.10, 5.73, 5.51