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B. Build a Contesttime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputArkady coordinates rounds on some not really famous competitive programming ...

D. Longest k-Good Segmenttime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputThe array a with n integers is given. Let’s call the sequence of one ...