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leetcode--Spiral Matrix II
Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should return the following matri...
分类:其他好文   时间:2014-06-18 21:56:47    阅读次数:209
leetcode--Spiral Matrix
Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:[ [ 1, 2, 3 ],...
分类:其他好文   时间:2014-06-18 21:56:06    阅读次数:215
Remove Element
题目 Given an array and a value, remove all instances of that value in place and return the new length. The order of elements can be changed. It doesn't matter what you leave beyond the new ...
分类:其他好文   时间:2014-06-16 23:07:18    阅读次数:188
LeetCode - Restore IP Addresses
Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example: Given "25525511135", return ["255.255.11.135", "255.255.111.35"]. (Order do...
分类:其他好文   时间:2014-06-16 19:24:42    阅读次数:248
【Leetcode】Binary Tree Level Order Traversal II
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}, ...
分类:其他好文   时间:2014-06-15 15:17:43    阅读次数:192
【Leetcode】Binary Tree Level Order Traversal
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example: Given binary tree {3,9,20,#,#,15,7}, 3 / 9 20 ...
分类:其他好文   时间:2014-06-15 13:26:54    阅读次数:200
Leetcode:Spiral Matrix 螺旋矩阵
Spiral Matrix:Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:...
分类:其他好文   时间:2014-06-14 21:42:10    阅读次数:309
Yii2中多表关联查询(join、joinwith)
我们用实例来说明这一部分表结构现在有客户表、订单表、图书表、作者表,客户表Customer (idcustomer_name)订单表Order (idorder_name customer_id book_id)图书表 (idbook_name author_id)作者表 ...
分类:其他好文   时间:2014-06-14 21:34:02    阅读次数:271
Leetcode: Subsets & SubsetsII
Subsets Description:Given a set of distinct integers,S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solu...
分类:其他好文   时间:2014-06-14 20:14:56    阅读次数:267
Leetcode:Binary Tree Zigzag Level Order Traversal
Description:Given a binary tree, return thezigzag level ordertraversal of its nodes' values. (ie, from left to right, then right to left for the next ...
分类:其他好文   时间:2014-06-14 18:41:40    阅读次数:265
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