Symmetrie

17.Problem
id = 239
time = 00:00:00.9
unique solutions = 0
select solution
animate       
XML
Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 21:02:45 up 78 days, 3:13, 1 user, load average: 4.89, 5.22, 5.17