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 | 21:14:58 up 71 days, 3:25, 2 users, load average: 5.43, 5.20, 5.09