0:00:00
-1 day 16:41:02
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Time elapsed

5:00:00

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0:00:00

Starts in

-1 day 16:41:02

Ends in

-1 day 11:41:02

Start

2025-09-17 12:16 CEST

End

2025-09-17 17:16 CEST

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Problem B
Blackboard Game — Problem Statistics

Back to problem description
Submissions 142
Accepted submissions 24
Submission ratio 16.90%
Authors 33
Full solves [?] 22
Full solve Ratio 66.67%

Solution running time distribution