Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 08:53:25 up 68 days, 15:03, 0 user, load average: 5.35, 5.28, 5.35