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Palindrome Partitioning II
题目 Given a string s, partition s such that every substring of the partition is a palindrome. Return the minimum cuts needed for a palindrome partitioning of s. For example, given s = "a...
分类:其他好文   时间:2014-06-20 13:44:18    阅读次数:234
LeetCode: Convert Sorted Array to Binary Search Tree [108]
【题目】 Given an array where elements are sorted in ascending order, convert it to a height balanced BST. 【题意】 给定一个已排序的数组(不存在重复元素),将它转换成一棵平衡二叉搜索树。 【思路】 由于平衡二叉树要求左右子树的高度差绝对值相遇等于1,也就是说左右子树尽可能包含相同数目节点。 则使用二分法来解本题即可。...
分类:其他好文   时间:2014-06-20 11:03:31    阅读次数:246
LeetCode: Binary Tree Level Order Traversal II [107]
【题目】 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 example: Given binary tree {3,9,20,#,#,15,7}, 3 / 9 20 / 15 7 return its b...
分类:其他好文   时间:2014-06-20 09:42:30    阅读次数:224
Dojo Tree设置默认选中项并且获得它
先上用来生成Tree的JSON数据 [ { "id": "Root", "name": "资源目录" }, { "id": "PF", "name": "批发价格", "parent": "Root" }, { "id": "PF93", "name": "93#", "parent": "
分类:其他好文   时间:2014-06-13 13:49:33    阅读次数:442
leetcode--Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST./** * Definition for binary tree * public class TreeN...
分类:其他好文   时间:2014-06-11 21:58:10    阅读次数:300
黑马程序员-Map集合
Map总结:tree排序,hsah保证唯一性Map集合特点:该集合存储键值对,一对一对往里存,而且要保证键的唯一性。Map和Set很像,Set底层就是使用了Map集合。Map没有迭代器,要靠keySet和entrySet方法返回Set,在用迭代器。Map |--Hashtable:底层是哈希表数据结...
分类:其他好文   时间:2014-06-11 09:42:38    阅读次数:351
[leetcode]Edit Distance @ Python
原题地址:https://oj.leetcode.com/problems/edit-distance/题意:Given two wordsword1andword2, find the minimum number of steps required to convertword1toword2....
分类:编程语言   时间:2014-06-11 08:58:49    阅读次数:293
rails Ajax--利用Jquery
viewfunction init_tree(product_name) { var htmlobj=$.ajax({url: "get_all_file?param=" + param_value, async: false}); var jsonNodes = htmlobj.respon...
分类:Web程序   时间:2014-06-11 08:03:40    阅读次数:245
linux命令之-pstree使用说明
pstree shows running processes as a tree. The tree is rooted at either pid or init if pid is omitted. If a user name is specified, all process trees r...
分类:系统相关   时间:2014-06-11 07:46:47    阅读次数:522
leetcode--Minimum Path Sum
Given amxngrid filled with non-negative numbers, find a path from top left to bottom right whichminimizesthe sum of all numbers along its path.Note:Yo...
分类:其他好文   时间:2014-06-07 20:22:17    阅读次数:264
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