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描述： Given a sorted array, remove the duplicates in-place such that each element appear only once and return the new length。 Do not allocate extra space for another array, you must do this by modifyin

描述： Follow up for “Remove Duplicates”: What if duplicates are allowed at most twice?For example, Given sorted array nums = [1,1,1,2,2,3],Your function should return length = 5, with the first five e

描述： Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand.(i.e., 0 1 2 4 5 6 7 might become 4 5 6 7 0 1 2).You are given a target value to search. If found in t

描述： Follow up for “Search in Rotated Sorted Array”: What if duplicates are allowed? Would this affect the run-time complexity? How and why?Suppose an array sorted in ascending order is rotated at so