Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 06:55:25 up 66 days, 13:05, 0 user, load average: 5.67, 5.24, 5.25