Persistent Cartesian tree by implicit key

Правка en1, от Chlen, 2021-02-11 16:19:10

Good evening, Codeforces! Tell me, please, have you ever encountered problems in the service that are solved by a persistent Cartesian tree using an implicit key?

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en1 Английский Chlen 2021-02-11 16:19:10 203 Initial revision for English translation
ru1 Русский Chlen 2021-02-11 16:18:41 211 Первая редакция (опубликовано)