Rechteck doppelt

5*5 5*5 (25.Problem)
id = 144
time = 00:00:00.1
unique solutions = 0
using part
animate    
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 17:36:02 up 69 days, 23:46, 0 user, load average: 4.12, 3.78, 3.81