2016年5月11日

3. Longest Substring Without Repeating Characters

摘要： Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng 阅读全文

posted @ 2016-05-11 09:47 烁宝宝阅读(126) 评论(0) 推荐(0)

2016年5月10日

2. Add Two Numbers

摘要： You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single 阅读全文

posted @ 2016-05-10 22:10 烁宝宝阅读(126) 评论(0) 推荐(0)

137. Single Number II

摘要： Given an array of integers, every element appears three times except for one. Find that single one. 代码如下：阅读全文

posted @ 2016-05-10 18:41 烁宝宝阅读(137) 评论(0) 推荐(0)

136. Single Number

摘要： Given an array of integers, every element appears twice except for one. Find that single one. 代码如下：阅读全文

posted @ 2016-05-10 18:37 烁宝宝阅读(143) 评论(0) 推荐(0)

142. Linked List Cycle II

摘要： Given a linked list, return the node where the cycle begins. If there is no cycle, return null. Note: Do not modify the linked list. 代码如下：阅读全文

posted @ 2016-05-10 15:41 烁宝宝阅读(129) 评论(0) 推荐(0)

141. Linked List Cycle

摘要： Given a linked list, determine if it has a cycle in it. 代码如下：阅读全文

posted @ 2016-05-10 15:36 烁宝宝阅读(140) 评论(0) 推荐(0)

143. Reorder List

摘要： Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You must do this in-place without altering the nodes' values. For 阅读全文

posted @ 2016-05-10 15:28 烁宝宝阅读(148) 评论(0) 推荐(0)

144. Binary Tree Preorder Traversal

摘要： Given a binary tree, return the preorder traversal of its nodes' values. For example:Given binary tree {1,#,2,3}, return [1,2,3]. 代码如下：阅读全文

posted @ 2016-05-10 09:56 烁宝宝阅读(113) 评论(0) 推荐(0)

147. Insertion Sort List

摘要： Sort a linked list using insertion sort. 代码如下：阅读全文

posted @ 2016-05-10 09:42 烁宝宝阅读(104) 评论(0) 推荐(0)

2016年5月9日

150. Evaluate Reverse Polish Notation

摘要： Valid operators are +, -, *, /. Each operand may be an integer or another expression. Some examples: 阅读全文

posted @ 2016-05-09 16:35 烁宝宝阅读(112) 评论(0) 推荐(0)

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2016年5月11日

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