Rechteck mit Löcher

22.Problem
id = 141
time = 00:00:00.2
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 07:41:21 up 70 days, 13:51, 0 user, load average: 5.55, 5.21, 5.23