Rechteck mit Löcher

70.Problem
id = 165
status = timer expired
time = 00:30:00.2
unique solutions = 0

used parts

select solution

animate       
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Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 00:12:52 up 78 days, 6:23, 0 user, load average: 4.79, 4.83, 4.99