摘要：
There are two sorted arrays nums1 and nums2 of size m and n respectively.Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)).Example 1:nums1 = [1, 3] nums2... 阅读全文
摘要：
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a link... 阅读全文
摘要：
Given a string, find the length of the longest substring without repeating characters.Examples:Given "abcabcbb", the answer is "abc", which the length is 3.Given "bbbbb", the answer is "b", with the l... 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.从给定序列中找出和为指定数字的两个数字的下标You may assume that each input would have exactly one solution.假设每个输入只有一个... 阅读全文