[leetcode]Divide Two Integers
摘要：
Divide Two IntegersDivide two integers without using multiplication, division and mod operator.不用* 、/、%来做除法。只能加减了啊亲！算法思路：一个一个加上去必超时，例如dividend = Integ... 阅读全文
[leetcode]Regular Expression Matching
摘要：
Regular Expression MatchingImplement regular expression matching with support for'.'and'*'.'.' Matches any single character.'*' Matches zero or more o... 阅读全文
[leetcode]Median of Two Sorted Arrays
摘要：
Median of Two Sorted ArraysThere are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run... 阅读全文
[leetcode]Container With Most Water
摘要：
Container With Most WaterGivennnon-negative integersa1,a2, ...,an, where each represents a point at coordinate (i,ai).nvertical lines are drawn such t... 阅读全文
[leetcode]Trapping Rain Water
摘要：
Trapping Rain WaterGivennnon-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to tr... 阅读全文
[leetcode]Jump Game II
摘要：
Jump Game IIGiven an array of non-negative integers, you are initially positioned at the first index of the array.Each element in the array represents... 阅读全文
[leetcode]Jump Game
摘要：
Jump GameGiven an array of non-negative integers, you are initially positioned at the first index of the array.Each element in the array represents yo... 阅读全文
[leetcode]Sqrt(x)
摘要：
Sqrt(x)Implementint sqrt(int x).Compute and return the square root ofx.【注意】：1.本题int类型可能会溢出，因此不能用乘法运算，应尽量用除法。2. 绝大多数数字都不是可开方的，该如何得到比较近的结果呢？算法思路：思路1：顺序遍... 阅读全文
[leetcode]Flatten Binary Tree to Linked List
摘要：
Flatten Binary Tree to Linked ListGiven a binary tree, flatten it to a linked list in-place.For example,Given 1 / \ 2 5 / ... 阅读全文
[leetcode]Single Number II
摘要：
Single Number IIGiven an array of integers, every element appearsthreetimes except for one. Find that single one.Note:Your algorithm should have a lin... 阅读全文