Nicht gruppiert

18.Problem
id = 138
time = 00:00:01.4
unique solutions = 0
Received cubes: 72 Required cubes for box= 8
animate    
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Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 20:30:22 up 73 days, 2:40, 2 users, load average: 5.04, 5.24, 5.16