Rechteck mit Löcher

great Job
id = 87
status = timer expired
time = 00:30:00.3
unique solutions = 0
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 15:43:47 up 72 days, 21:54, 3 users, load average: 5.91, 5.52, 5.16