Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 14:06:00 up 67 days, 20:16, 1 user, load average: 6.11, 5.46, 5.28