Rechteck doppelt

5*5 5*5 (25.Problem)
id = 144
time = 00:00:00.3
unique solutions = 0
select not used parts

select solution
animate       
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 19:22:36 up 78 days, 1:32, 1 user, load average: 4.87, 4.85, 4.89