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-1 day 15:26:02
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Make-ups (on demand, 1 task here = 1 other task)


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80:33:58

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Start

2025-11-26 16:00 CET

End

2025-12-01 16:00 CET

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Make-ups (on demand, 1 task here = 1 other task)

Problem B
Canonical Coin Systems — Problem Statistics

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Submissions 863
Accepted submissions 197
Submission ratio 22.83%
Authors 171
Full solves [?] 127
Full solve Ratio 74.27%

Solution running time distribution