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leetcode - Reverse Nodes in k-Group
Given a linked list, reverse the nodes of a linked listkat a time and return its modified list.If the number of nodes is not a multiple ofkthen left-o...
分类:其他好文   时间:2014-09-05 12:53:01    阅读次数:260
Reverse Integer---反转整数
问题描述:反转整数,例子:输入:x = 123, return 321; x = -123, return -321方法:class Solution {public: int reverse(int x) { int newX = 0; int sign = 1;...
分类:其他好文   时间:2014-09-05 10:00:51    阅读次数:174
Remove Duplicates from Sorted List II
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list.For example,Given1->2->3-...
分类:其他好文   时间:2014-09-05 05:31:40    阅读次数:176
json格式在ruby和rails中的注意事项
#虚拟网络拓扑的json数据 def topodata #@vnic = Vnic.all #flash.now[:notice] = 'Message sent!' #flash.now[:alert] = 'Message sent!' simple_json = { nodes:...
分类:Web程序   时间:2014-09-04 16:42:29    阅读次数:299
C语言反转字符串
也是面腾讯的一道编程题=,= 这题比较简单代码如下: 1 #include 2 #include 3 4 // 非递归实现字符串反转 5 char *reverse_v1(char *str) 6 { 7 if( !str ) 8 { 9 ...
分类:编程语言   时间:2014-09-04 16:29:09    阅读次数:153
json flash.now[:notice] flash.now[:alert]
#虚拟网络拓扑json数据 def topodata #@vnic = Vnic.all #flash.now[:notice] = 'Message sent!' #flash.now[:alert] = 'Message sent!' @vnic = { nodes: [{ name...
分类:Web程序   时间:2014-09-04 01:32:07    阅读次数:240
Binary Tree Level Order Traversal II <leetcode>
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root).For e...
分类:其他好文   时间:2014-09-03 21:13:57    阅读次数:142
Binary Tree Postorder Traversal
问题描述 Given a binary tree, return the postorder traversal of its nodes' values. For example: Given binary tree {1,#,2,3}, 1 2 / 3 return [3,2,1]. Note: Recur...
分类:其他好文   时间:2014-09-02 21:23:55    阅读次数:317
Add Two Numbers
问题描述 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 digit. Add the two numbers...
分类:其他好文   时间:2014-09-02 19:57:55    阅读次数:166
Binary Tree Preorder Traversal
问题描述 Given a binary tree, return the preorder traversal of its nodes' values. For example: Given binary tree {1,#,2,3}, 1 2 / 3 return [1,2,3]. Note: Recurs...
分类:其他好文   时间:2014-09-02 17:50:45    阅读次数:136
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