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problem:Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the... 阅读全文
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Problems: 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 func... 阅读全文
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Prob;lem:Given an array and a value, remove all instances of that value in place and return the new length.The order of elements can be changed. It do... 阅读全文
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Problems: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 ... 阅读全文