Rechteck mit Löcher

great Job
id = 87
status = timer expired
time = 00:30:00.3
unique solutions = 0
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Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 13:20:04 up 72 days, 19:30, 3 users, load average: 4.83, 4.92, 4.93