Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 18:53:30 up 70 days, 1:03, 0 user, load average: 3.70, 3.59, 3.59