wsw_seu

摘要： Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d = target? Find all unique quadruplets in the array whic 阅读全文

摘要： 2017-10-04 16:30:13 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 whi 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 ex 阅读全文