随笔分类 -  leetcode题解

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leetcode Sum Root to Leaf Numbers
摘要：题目连接https://leetcode.com/problems/sum-root-to-leaf-numbers/Sum Root to Leaf NumbersDescriptionGiven a binary tree containing digits from 0-9 only, eac... 阅读全文
posted @ 2015-12-09 20:12 GadyPu 阅读(142) 评论(0) 推荐(0)
leetcode Clone Graph
摘要：题目连接https://leetcode.com/problems/clone-graph/Clone GraphDescriptionClone an undirected graph. Each node in the graph contains a label and a list of i... 阅读全文
posted @ 2015-12-09 20:09 GadyPu 阅读(147) 评论(0) 推荐(0)
leetcode Evaluate Reverse Polish Notation
摘要：题目连接https://leetcode.com/problems/evaluate-reverse-polish-notation/Evaluate Reverse Polish NotationDescriptionEvaluate the value of an arithmetic expr... 阅读全文
posted @ 2015-12-09 20:07 GadyPu 阅读(145) 评论(0) 推荐(0)
leetcode Reverse Words in a String
摘要：题目连接https://leetcode.com/problems/reverse-words-in-a-string/Reverse Words in a StringDescriptionGiven an input string, reverse the string word by word... 阅读全文
posted @ 2015-12-09 20:04 GadyPu 阅读(139) 评论(0) 推荐(0)
leetcode Min Stack
摘要：题目连接https://leetcode.com/problems/min-stack/Min StackDescriptionDesign a stack that supports push, pop, top, and retrieving the minimum element in con... 阅读全文
posted @ 2015-12-09 20:02 GadyPu 阅读(142) 评论(0) 推荐(0)
leetcode Excel Sheet Column Title
摘要：题目连接https://leetcode.com/problems/excel-sheet-column-title/Excel Sheet Column TitleDescriptionGiven a positive integer, return its corresponding colum... 阅读全文
posted @ 2015-12-09 19:58 GadyPu 阅读(162) 评论(0) 推荐(0)
leetcode Majority Element
摘要：题目连接https://leetcode.com/problems/majority-element/Majority ElementDescriptionGiven an array of size n, find the majority element. The majority elemen... 阅读全文
posted @ 2015-12-09 19:56 GadyPu 阅读(121) 评论(0) 推荐(0)
leetcode Excel Sheet Column Number
摘要：题目连接https://leetcode.com/problems/excel-sheet-column-number/Excel Sheet Column NumberDescriptionRelated to question Excel Sheet Column TitleGiven a co... 阅读全文
posted @ 2015-12-09 19:54 GadyPu 阅读(195) 评论(0) 推荐(0)
leetcode Rotate Array
摘要：题目连接https://leetcode.com/problems/rotate-array/Rotate ArrayDescriptionRotate an array of n elements to the right by k steps.For example, with n = 7 an... 阅读全文
posted @ 2015-12-09 19:51 GadyPu 阅读(140) 评论(0) 推荐(0)
leetcode Reverse Bits
摘要：题目连接https://leetcode.com/problems/reverse-bits/Reverse BitsDescriptionReverse bits of a given 32 bits unsigned integer.For example, given input 432615... 阅读全文
posted @ 2015-12-08 09:50 GadyPu 阅读(162) 评论(0) 推荐(0)
leetcode Number of 1 Bits
摘要：题目连接https://leetcode.com/problems/number-of-1-bits/Number of 1 BitsDescriptionWrite a function that takes an unsigned integer and returns the number o... 阅读全文
posted @ 2015-12-08 09:47 GadyPu 阅读(131) 评论(0) 推荐(0)
leetcode Number of Islands
摘要：题目连接https://leetcode.com/problems/number-of-islands/Number of IslandsDescriptionGiven a 2d grid map of ‘1’s (land) and ‘0’s (water), count the number ... 阅读全文
posted @ 2015-12-08 09:44 GadyPu 阅读(168) 评论(0) 推荐(0)
leetcode Happy Number
摘要：题目连接https://leetcode.com/problems/happy-number/Happy NumberDescriptionWrite an algorithm to determine if a number is “happy”.A happy number is a numbe... 阅读全文
posted @ 2015-12-08 09:41 GadyPu 阅读(187) 评论(0) 推荐(0)
leetcode Remove Linked List Elements
摘要：题目连接https://leetcode.com/problems/remove-linked-list-elements/Remove Linked List ElementsDescriptionRemove all elements from a linked list of integers... 阅读全文
posted @ 2015-12-08 09:37 GadyPu 阅读(128) 评论(0) 推荐(0)
leetcode Isomorphic Strings
摘要：题目连接https://leetcode.com/problems/isomorphic-strings/Isomorphic StringsDescriptionGiven two strings s and t, determine if they are isomorphic.Two stri... 阅读全文
posted @ 2015-12-08 09:35 GadyPu 阅读(170) 评论(0) 推荐(0)
leetcode Reverse Linked List
摘要：题目连接https://leetcode.com/problems/reverse-linked-list/Reverse Linked ListDescriptionReverse a singly linked list./** * Definition for singly-linked li... 阅读全文
posted @ 2015-12-08 09:32 GadyPu 阅读(108) 评论(0) 推荐(0)
leetcode Course Schedule
摘要：题目连接https://leetcode.com/problems/course-schedule/Course ScheduleDescriptionThere are a total of n courses you have to take, labeled from 0 to n−1.Som... 阅读全文
posted @ 2015-12-08 09:28 GadyPu 阅读(171) 评论(0) 推荐(0)
leetcode Binary Tree Paths
摘要：题目连接https://leetcode.com/problems/binary-tree-paths/Binary Tree PathsDescriptionGiven a binary tree, return all root-to-leaf paths.For example, given ... 阅读全文
posted @ 2015-12-08 09:21 GadyPu 阅读(143) 评论(0) 推荐(0)
leetcode Count of Smaller Numbers After Self
摘要：题目连接https://leetcode.com/problems/count-of-smaller-numbers-after-self/Count of Smaller Numbers After SelfDescriptionYou are given an integer array num... 阅读全文
posted @ 2015-12-06 18:36 GadyPu 阅读(640) 评论(0) 推荐(0)
leetcode Implement Trie (Prefix Tree)
摘要：题目连接https://leetcode.com/problems/implement-trie-prefix-tree/Implement Trie (Prefix Tree)DescriptionImplement a trie with insert, search, and startsWi... 阅读全文
posted @ 2015-12-04 22:33 GadyPu 阅读(157) 评论(0) 推荐(0)

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