Rechteck doppelt

4*10 4*10 (60.Problem)
id = 151
status = stop
time = 00:00:00.1
unique solutions = 1
using part
animate    
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Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 12:00:59 up 62 days, 18:11, 0 user, load average: 4.98, 4.47, 4.26