Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.3
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 10:03:47 up 70 days, 16:14, 0 user, load average: 3.78, 4.38, 4.65