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Problems from North America Championship 2020 Mirror


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Start

2022-04-24 18:40 CEST

End

2022-04-24 23:40 CEST

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Problems from North America Championship 2020 Mirror

Problem E
Grid Guardian — Problem Statistics

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Submissions 175
Accepted submissions 55
Submission ratio 31.43%
Authors 38
Full solves [?] 22
Full solve Ratio 57.89%

Solution running time distribution