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 | 01:25:20 up 68 days, 7:35, 0 user, load average: 7.97, 6.53, 5.81