Dylan_Java_NYC - 博客园

2016年3月21日

摘要：原题链接在这里：https://leetcode.com/problems/missing-ranges/ 题目： Given a sorted integer array nums, where the range of elements are in the inclusive range [l 阅读全文

posted @ 2016-03-21 11:33 Dylan_Java_NYC 阅读(532) 评论(0) 推荐(0) 编辑

LeetCode Verify Preorder Serialization of a Binary Tree

摘要：原题链接在这里：https://leetcode.com/problems/verify-preorder-serialization-of-a-binary-tree/ 题目： One way to serialize a binary tree is to use pre-order trave 阅读全文

posted @ 2016-03-21 10:44 Dylan_Java_NYC 阅读(305) 评论(0) 推荐(0) 编辑

LeetCode Patching Array

摘要：原题链接在这里：https://leetcode.com/problems/patching-array/ 题目： Given a sorted positive integer array nums and an integer n, add/patch elements to the array 阅读全文

posted @ 2016-03-21 09:39 Dylan_Java_NYC 阅读(390) 评论(0) 推荐(0) 编辑

2016年3月20日

LeetCode 320. Generalized Abbreviation

摘要：原题链接在这里：https://leetcode.com/problems/generalized-abbreviation/ 题目： Write a function to generate the generalized abbreviations of a word. Example: Giv 阅读全文

posted @ 2016-03-20 11:17 Dylan_Java_NYC 阅读(873) 评论(0) 推荐(0) 编辑

2016年3月17日

LeetCode 309. Best Time to Buy and Sell Stock with Cooldown

摘要：原题链接在这里：https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown/ 题目: Say you have an array for which the ith element is the price 阅读全文

posted @ 2016-03-17 01:28 Dylan_Java_NYC 阅读(321) 评论(0) 推荐(0) 编辑

2016年3月15日

LeetCode 269. Alien Dictionary

摘要：原题链接在这里：https://leetcode.com/problems/alien-dictionary/ 题目： There is a new alien language which uses the latin alphabet. However, the order among lett 阅读全文

posted @ 2016-03-15 09:57 Dylan_Java_NYC 阅读(999) 评论(0) 推荐(0) 编辑

2016年3月11日

LeetCode 259. 3Sum Smaller

摘要：原题链接在这里：https://leetcode.com/problems/3sum-smaller/ 题目： Given an array of n integers nums and a target, find the number of index triplets i, j, k with 阅读全文

posted @ 2016-03-11 14:15 Dylan_Java_NYC 阅读(384) 评论(0) 推荐(0) 编辑

LeetCode 267. Palindrome Permutation II

摘要：原题链接在这里：https://leetcode.com/problems/palindrome-permutation-ii/ 题目： Given a string s, return all the palindromic permutations (without duplicates) of 阅读全文

posted @ 2016-03-11 13:51 Dylan_Java_NYC 阅读(519) 评论(0) 推荐(0) 编辑

LeetCode 266. Palindrome Permutation

摘要：原题链接在这里：https://leetcode.com/problems/palindrome-permutation/ 题目： Given a string, determine if a permutation of the string could form a palindrome. Fo 阅读全文

posted @ 2016-03-11 12:20 Dylan_Java_NYC 阅读(305) 评论(0) 推荐(0) 编辑

2016年3月9日

去掉comments

摘要：三种comments: 1 /* Test program */ 2 3 int main() 4 5 { 6 7 // variable declaration 8 9 int a, b, c; 10 11 /* This is a test 12 13 multiline 14 15 comme 阅读全文

posted @ 2016-03-09 09:47 Dylan_Java_NYC 阅读(206) 评论(0) 推荐(0) 编辑

Decimal To Fraction 小数转换成分数

摘要：以0.25为例, 0.25 * 100 = 25, 求25 和 100 的最大公约数gcd. 25/gcd 为分子. 100/gcd为分母. 与Fraction to Recurring Decimal类似. 阅读全文

posted @ 2016-03-09 07:31 Dylan_Java_NYC 阅读(1575) 评论(0) 推荐(0) 编辑

2016年3月6日

LeetCode 323. Number of Connected Components in an Undirected Graph

摘要：原题链接在这里：https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph/ 题目： Given n nodes labeled from 0 to n - 1 and a list of u 阅读全文

posted @ 2016-03-06 13:16 Dylan_Java_NYC 阅读(1099) 评论(0) 推荐(0) 编辑

LeetCode 186. Reverse Words in a String II

摘要：原题链接在这里：https://leetcode.com/problems/reverse-words-in-a-string-ii/ 题目： Given an input string , reverse the string word by word. Example: Input: ["t", 阅读全文

posted @ 2016-03-06 03:35 Dylan_Java_NYC 阅读(330) 评论(0) 推荐(0) 编辑

LeetCode 308. Range Sum Query 2D - Mutable

摘要：原题链接在这里：https://leetcode.com/problems/range-sum-query-2d-mutable/ 题目： Given a 2D matrix matrix, find the sum of the elements inside the rectangle defi 阅读全文

posted @ 2016-03-06 03:10 Dylan_Java_NYC 阅读(571) 评论(0) 推荐(0) 编辑

2016年3月5日

LeetCode 276. Paint Fence

摘要：原题链接在这里：https://leetcode.com/problems/paint-fence/ 题目： There is a fence with n posts, each post can be painted with one of the k colors. You have to p 阅读全文

posted @ 2016-03-05 04:40 Dylan_Java_NYC 阅读(490) 评论(0) 推荐(0) 编辑

LeetCode 247. Strobogrammatic Number II

摘要：原题链接在这里：https://leetcode.com/problems/strobogrammatic-number-ii/ 题目： A strobogrammatic number is a number that looks the same when rotated 180 degrees 阅读全文

posted @ 2016-03-05 04:01 Dylan_Java_NYC 阅读(933) 评论(0) 推荐(0) 编辑

LeetCode 246. Strobogrammatic Number

摘要：原题链接在这里：https://leetcode.com/problems/strobogrammatic-number/ 题目： A strobogrammatic number is a number that looks the same when rotated 180 degrees (l 阅读全文

posted @ 2016-03-05 02:33 Dylan_Java_NYC 阅读(289) 评论(0) 推荐(0) 编辑

LeetCode 281. Zigzag Iterator

摘要：原题链接在这里：https://leetcode.com/problems/zigzag-iterator/ 题目： Given two 1d vectors, implement an iterator to return their elements alternately. For examp 阅读全文

posted @ 2016-03-05 00:08 Dylan_Java_NYC 阅读(303) 评论(0) 推荐(0) 编辑

2016年3月4日

LeetCode 316. Remove Duplicate Letters

摘要：原题链接在这里：https://leetcode.com/problems/remove-duplicate-letters/ 题目： Given a string which contains only lowercase letters, remove duplicate letters so 阅读全文

posted @ 2016-03-04 12:33 Dylan_Java_NYC 阅读(327) 评论(0) 推荐(0) 编辑

LeetCode 271. Encode and Decode Strings

摘要：原题链接在这里：https://leetcode.com/problems/encode-and-decode-strings/ 题目： Design an algorithm to encode a list of strings to a string. The encoded string i 阅读全文

posted @ 2016-03-04 09:37 Dylan_Java_NYC 阅读(458) 评论(0) 推荐(0) 编辑

2016年3月3日

LeetCode 325. Maximum Size Subarray Sum Equals k

摘要：原题链接在这里：https://leetcode.com/problems/maximum-size-subarray-sum-equals-k/ 题目： Given an array nums and a target value k, find the maximum length of a s 阅读全文

posted @ 2016-03-03 13:28 Dylan_Java_NYC 阅读(422) 评论(0) 推荐(0) 编辑

LeetCode Unique Word Abbreviation

摘要：原题链接在这里：https://leetcode.com/problems/unique-word-abbreviation/ 题目： An abbreviation of a word follows the form <first letter><number><last letter>. Be 阅读全文

posted @ 2016-03-03 12:20 Dylan_Java_NYC 阅读(375) 评论(0) 推荐(0) 编辑

LeetCode 261. Graph Valid Tree

摘要：原题链接在这里：https://leetcode.com/problems/graph-valid-tree/ 题目： Given n nodes labeled from 0 to n - 1 and a list of undirected edges (each edge is a pair 阅读全文

posted @ 2016-03-03 11:27 Dylan_Java_NYC 阅读(722) 评论(0) 推荐(0) 编辑

2016年3月2日

LeetCode Super Ugly Number

摘要：原题链接在这里：https://leetcode.com/problems/super-ugly-number/ 题目： Write a program to find the nth super ugly number. Super ugly numbers are positive number 阅读全文

posted @ 2016-03-02 23:19 Dylan_Java_NYC 阅读(208) 评论(0) 推荐(0) 编辑

LeetCode 298. Binary Tree Longest Consecutive Sequence

摘要：原题链接在这里：https://leetcode.com/problems/binary-tree-longest-consecutive-sequence/ 题目： Given a binary tree, find the length of the longest consecutive se 阅读全文

posted @ 2016-03-02 12:46 Dylan_Java_NYC 阅读(474) 评论(0) 推荐(0) 编辑

2016年2月29日

LeetCode 286. Walls and Gates

摘要：原题链接在这里：https://leetcode.com/problems/walls-and-gates/ 题目： You are given a m x n 2D grid initialized with these three possible values. -1 - A wall or 阅读全文

posted @ 2016-02-29 03:31 Dylan_Java_NYC 阅读(536) 评论(0) 推荐(0) 编辑

2016年2月26日

LeetCode 254. Factor Combinations

摘要：原题链接在这里：https://leetcode.com/problems/factor-combinations/ 题目： Numbers can be regarded as product of its factors. For example, Write a function that t 阅读全文

posted @ 2016-02-26 09:34 Dylan_Java_NYC 阅读(326) 评论(0) 推荐(0) 编辑

2016年2月25日

LeetCode 251. Flatten 2D Vector

摘要：原题链接在这里：https://leetcode.com/problems/flatten-2d-vector/ 题目： Implement an iterator to flatten a 2d vector. Example: Input: 2d vector = [ [1,2], [3], [ 阅读全文

posted @ 2016-02-25 11:48 Dylan_Java_NYC 阅读(651) 评论(0) 推荐(0) 编辑

2016年2月24日

LeetCode 249. Group Shifted Strings

摘要：原题链接在这里：https://leetcode.com/problems/group-shifted-strings/ 题目： Given a string, we can "shift" each of its letter to its successive letter, for examp 阅读全文

posted @ 2016-02-24 08:58 Dylan_Java_NYC 阅读(849) 评论(0) 推荐(0) 编辑

2016年2月22日

LeetCode 253. Meeting Rooms II

摘要：原题链接在这里：https://leetcode.com/problems/meeting-rooms-ii/ 题目： Given an array of meeting time intervals consisting of start and end times [[s1,e1],[s2,e2 阅读全文

posted @ 2016-02-22 11:51 Dylan_Java_NYC 阅读(783) 评论(0) 推荐(0) 编辑

LeetCode 252. Meeting Rooms

摘要：原题链接在这里：https://leetcode.com/problems/meeting-rooms/ 题目： Given an array of meeting time intervals consisting of start and end times [[s1,e1],[s2,e2],. 阅读全文

posted @ 2016-02-22 11:31 Dylan_Java_NYC 阅读(734) 评论(0) 推荐(0) 编辑

LeetCode 161. One Edit Distance

摘要：原题链接在这里：https://leetcode.com/problems/one-edit-distance/ 题目： Given two strings s and t, determine if they are both one edit distance apart. Note: Ther 阅读全文

posted @ 2016-02-22 07:24 Dylan_Java_NYC 阅读(398) 评论(0) 推荐(0) 编辑

LeetCode 156. Binary Tree Upside Down

摘要：原题链接在这里：https://leetcode.com/problems/binary-tree-upside-down/ 题目： Given a binary tree where all the right nodes are either leaf nodes with a sibling 阅读全文

posted @ 2016-02-22 04:30 Dylan_Java_NYC 阅读(577) 评论(0) 推荐(0) 编辑

LeetCode 173. Binary Search Tree Iterator

摘要：原题链接在这里：https://leetcode.com/problems/binary-search-tree-iterator/ 题目： Implement an iterator over a binary search tree (BST). Your iterator will be in 阅读全文

posted @ 2016-02-22 02:55 Dylan_Java_NYC 阅读(268) 评论(0) 推荐(0) 编辑

LeetCode 285. Inorder Successor in BST

摘要：原题链接在这里：https://leetcode.com/problems/inorder-successor-in-bst/ 题目： Given a binary search tree and a node in it, find the in-order successor of that n 阅读全文

posted @ 2016-02-22 02:24 Dylan_Java_NYC 阅读(606) 评论(0) 推荐(0) 编辑

2016年2月21日

LeetCode 305. Number of Islands II

摘要：原题链接在这里：https://leetcode.com/problems/number-of-islands-ii/ 题目： A 2d grid map of m rows and n columns is initially filled with water. We may perform a 阅读全文

posted @ 2016-02-21 09:05 Dylan_Java_NYC 阅读(720) 评论(0) 推荐(0) 编辑

LeetCode 272. Closest Binary Search Tree Value II

摘要：原题链接在这里：https://leetcode.com/problems/closest-binary-search-tree-value-ii/ 题目： Given a non-empty binary search tree and a target value, find k values 阅读全文

posted @ 2016-02-21 03:45 Dylan_Java_NYC 阅读(940) 评论(0) 推荐(0) 编辑

LeetCode 270. Closest Binary Search Tree Value

摘要：原题链接在这里：https://leetcode.com/problems/closest-binary-search-tree-value/ 题目： Given a non-empty binary search tree and a target value, find the value in 阅读全文

posted @ 2016-02-21 02:10 Dylan_Java_NYC 阅读(629) 评论(0) 推荐(0) 编辑

2016年2月20日

LeetCode 329. Longest Increasing Path in a Matrix

摘要：原题链接在这里：https://leetcode.com/problems/longest-increasing-path-in-a-matrix/ 题目： Given an integer matrix, find the length of the longest increasing path 阅读全文

posted @ 2016-02-20 07:17 Dylan_Java_NYC 阅读(472) 评论(0) 推荐(0) 编辑

2016年2月13日

LintCode Subtree

摘要：原题链接在这里：http://www.lintcode.com/en/problem/subtree/ You have two every large binary trees: T1, with millions of nodes, and T2, with hundreds of nodes. 阅读全文

posted @ 2016-02-13 23:31 Dylan_Java_NYC 阅读(173) 评论(0) 推荐(0) 编辑

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