Rechteck mit Löcher

degenerated
id = 32
time = 00:00:00.3
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 22:34:01 up 71 days, 4:44, 2 users, load average: 5.45, 4.96, 5.02