摘要：
原题链接在这里：https://leetcode.com/problems/shortest-unsorted-continuous-subarray/ 题目： Given an integer array, you need to find one continuous subarray that
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posted @ 2017-09-20 13:47
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/non-decreasing-array/description/ 题目： Given an array with n integers, your task is to check if it could become n
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posted @ 2017-09-20 12:56
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/design-compressed-string-iterator/description/ 题目： Design and implement a data structure for a compressed string
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posted @ 2017-09-20 02:04
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/largest-palindrome-product/description/ 题目： Find the largest palindrome made from the product of two n-digit num
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posted @ 2017-09-19 13:43
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/can-place-flowers/ 题目： Suppose you have a long flowerbed in which some of the plots are planted and some are not
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posted @ 2017-09-19 01:40
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/sum-of-square-numbers/description/ 题目： Given a non-negative integer c, your task is to decide whether there're t
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posted @ 2017-09-18 13:42
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-average-subarray-i/description/ 题目： Given an array consisting of n integers, find the contiguous subarra
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posted @ 2017-09-18 12:48
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/number-of-longest-increasing-subsequence/description/ 题目： Given an unsorted array of integers, find the number o
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posted @ 2017-09-16 11:14
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/longest-continuous-increasing-subsequence/ 题目： Given an unsorted array of integers, find the length of longest c
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posted @ 2017-09-16 10:24
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/second-minimum-node-in-a-binary-tree/ 题目： Given a non-empty special binary tree consisting of nodes with the non
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posted @ 2017-09-16 10:03
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/longest-harmonious-subsequence/description/ 题目： We define a harmonious array is an array where the difference be
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posted @ 2017-09-16 09:51
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/set-mismatch/description/ 题目： The set S originally contains numbers from 1 to n. But unfortunately, due to the d
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posted @ 2017-09-16 08:57
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/student-attendance-record-i/description/ 题目： You are given a string representing an attendance record for a stud
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posted @ 2017-09-15 14:39
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/image-smoother/description/ 题目： Given a 2D integer matrix M representing the gray scale of an image, you need to
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posted @ 2017-09-15 01:45
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/range-addition-ii/description/ 题目： Given an m * n matrix M initialized with all 0's and several update operation
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posted @ 2017-09-14 08:38
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/range-addition/description/ 题目： Assume you have an array of length n initialized with all 0's and are given k up
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posted @ 2017-09-14 08:27
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/minimum-index-sum-of-two-lists/description/ 题目： Suppose Andy and Doris want to choose a restaurant for dinner, a
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posted @ 2017-09-14 05:05
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/binary-tree-tilt/description/ 题目： Given a binary tree, return the tilt of the whole tree. The tilt of a tree nod
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posted @ 2017-09-14 01:42
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-product-of-three-numbers/ 题目： Given an integer array, find three numbers whose product is maximum and ou
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posted @ 2017-09-13 13:46
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/convert-bst-to-greater-tree/description/ 题目： Given a Binary Search Tree (BST), convert it to a Greater Tree such
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posted @ 2017-09-13 13:21
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/trim-a-binary-search-tree/ 题目： Given a binary search tree and the lowest and highest boundaries as L and R, trim
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posted @ 2017-09-13 08:19
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/judge-route-circle/description/ 题目： Initially, there is a Robot at position (0, 0). Given a sequence of its move
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posted @ 2017-09-13 02:05
Dylan_Java_NYC
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Java String.split() method 有如下几种特殊情况： 1. 分隔符出现在首尾 结果是： 首部的分隔符革出一个空位，尾部分隔符没有革出空位. 这里的空位不是空格.参看3 和 4. 2. 结果： 如果中间没有革出值，那么所有值都清空. 3. 结果： 若是首尾出现空格，那么会被单独革
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posted @ 2017-09-13 02:00
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/two-sum-iv-input-is-a-bst/description/ 题目： Given a Binary Search Tree and a target number, return true if there
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posted @ 2017-09-12 08:53
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/average-of-levels-in-binary-tree/discuss/ 题目： Given a non-empty binary tree, return the average value of the nod
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posted @ 2017-09-12 01:59
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/merge-two-binary-trees/ 题目： Given two binary trees and imagine that when you put one of them to cover the other,
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posted @ 2017-08-17 13:49
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-distance-in-arrays/description/ 题目： Given m arrays, and each array is sorted in ascending order. Now you
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posted @ 2017-08-15 03:05
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/find-mode-in-binary-search-tree/ 题目： Given the root of a binary search tree (BST) with duplicates, return all th
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posted @ 2017-06-28 08:00
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/diameter-of-binary-tree/ 题目： Given a binary tree, you need to compute the length of the diameter of the tree. Th
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posted @ 2017-06-28 07:04
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/construct-string-from-binary-tree/ 题目： You need to construct a string consists of parenthesis and integers from
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posted @ 2017-06-25 11:27
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/array-partition-i/#/description 题目： Given an array of 2n integers, your task is to group these integers into n p
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posted @ 2017-06-25 09:55
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/distribute-candies/#/description 题目： Given an integer array with even length, where different numbers in this ar
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posted @ 2017-06-23 13:51
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/reshape-the-matrix/#/description 题目： In MATLAB, there is a very useful function called 'reshape', which can resh
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posted @ 2017-06-23 13:39
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/subtree-of-another-tree/ 题目： Given two non-empty binary trees s and t, check whether tree t has exactly the same
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posted @ 2017-06-21 15:56
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/longest-uncommon-subsequence-ii/#/description 题目： Given a list of strings, you need to find the longest uncommon
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posted @ 2017-06-20 10:04
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/longest-uncommon-subsequence-i/#/description 题目： Given a group of two strings, you need to find the longest unco
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posted @ 2017-06-20 09:23
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/reverse-words-in-a-string-iii/#/description 题目： Given a string, you need to reverse the order of characters in e
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posted @ 2017-06-15 08:47
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/decode-string/#/description 题目： Given an encoded string, return it's decoded string. The encoding rule is: k[enc
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posted @ 2017-04-23 09:50
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/battleships-in-a-board/ 题目： Given an 2D board, count how many battleships are in it. The battleships are represe
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posted @ 2017-04-23 08:41
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/find-leaves-of-binary-tree/#/description 题目： Given a binary tree, collect a tree's nodes as if you were doing th
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posted @ 2017-04-21 08:36
Dylan_Java_NYC
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