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Given an unsorted integer array, find the first missing positive integer. Example Given [1…

Problem Given an array of integers, find two numbers such that they add up to aspecific ta…

Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? F…

Given an array S of n integers, find three integers in S such that the sum is closest to a…

Given a sorted array, remove the duplicates in place such that each element appear only on…

Follow up for “Remove Duplicates”: What if duplicates are allowed at most twice? For examp…

Given two sorted integer arrays A and B, merge B into A as one sorted array. Example A = […

Merge two given sorted integer array A and B into a new sorted integer array. Example A=[1…

Given a unsorted array with integers, find the median of it. A median is the middle number…

简介： Sunday算法是Daniel M.Sunday于1990年提出的一种字符串模式匹配算法。其核心思想是：在匹配过程中，模式串并不被要求一定要按从左向右进行比较还是…