Rechteck mit Löcher

70.Problem
id = 165
status = timer expired
time = 00:30:00.2
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 16:25:49 up 71 days, 22:36, 0 user, load average: 5.00, 4.89, 4.91