Как искать К-ую порядковую статистику на отрезке используя НЕ ПЕРСИСТЕНТНОЕ дерево отрезков. И вообще, возможно ли это?
UPD: ссылка на задачу — http://www.e-olimp.com.ua/ua/problems/3866
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Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)
10:50:39
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Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)
10:50:39
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