Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 03:52:16 up 67 days, 10:02, 0 user, load average: 5.03, 5.34, 5.33