Merge Sorted Array 最新更新请见：https://yanjia.me/zh/2019/02/… Given two sorted integer arrays nums1 and nums2…

85. Maximal Rectangle 题目 Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containi…

  You are given two integer arrays nums1 and nums2 sorted in ascending order and an i…

  By now, you are given a secret signature consisting of character ‘D’ and ‘I…

题目： Given two words (start and end), and a dictionary, find the length of shortest transformation se…

Bus Routes 详细解题思路请访问：https://yanjia.me/zh/2018/11/… We have a list of bus routes. Each routes[i] is a bu…

  Given a binary search tree with non-negative values, find the minimum absolute difference bet…

  Given an array with n integers, your task is to check if it could become non-decreasing by mo…

  We are given an array A of positive integers, and two positive integers L and …

H-Index Given an array of citations (each citation is a non-negative integer) of a researcher, write a functio…

题目描述 Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d = target? …

99. Recover Binary Search Tree 题目 Two elements of a binary search tree (BST) are swapped by mistake. Recover t…