ZYL的博客

Aragorn’s Story

Kth number 传送门1传送门2 Give you a sequence and ask you the kth big number of a inteval.InputThe first line is the number of the test cases. For each test case, the first line contain two integ...

LCIS传送门1传送门2 Given n integers. You have two operations: U A B: replace the Ath number by B. (index counting from 0) Q A B: output the length of the longest consecutive increasing subsequence ...

Special Subsequence传送门1传送门2 There a sequence SSS with nnn integers , and AAA is a special subsequence that satisfies |Ai−Ai−1|<=d(0<i<=|A|))|Ai−Ai−1|<=d(0<i<=|A|))|A_i\!-\!A_{i-1}...