Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 18:55:01 up 69 days, 1:05, 2 users, load average: 4.40, 4.55, 4.60