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-29 days 17:33:15
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Practice Test


Time elapsed

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-29 days 17:33:15

Ends in

-29 days 12:33:15

Start

2025-07-02 09:00 CEST

End

2025-07-02 14:00 CEST

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Practice Test

Problem C
Light Bulbs — Problem Statistics

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Submissions 1551
Accepted submissions 852
Submission ratio 54.93%
Authors 252
Accepted authors 174
Author ratio 69.05%

Solution running time distribution