lina2014

摘要：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 sum of 阅读全文

摘要：Given an array of integers, return indices of the two numbers such that they add up to a specific target.You may assume that each input would have exa 阅读全文