1.题目Given an array where elements are sorted in ascending order, convert it to a height balanced BST.2.解决方案1 struct Node{
TreeNode* t;
int l;
int r;
Node(vector &num, int l, int r)...
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其他好文 时间:
2015-03-08 10:28:52
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148
Spiral Matrix问题:Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.思路: 矩阵螺旋访问模板我的代码:public class Soluti....
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其他好文 时间:
2015-03-08 10:25:01
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105
Dropdown Arrow ClassIn order to create a down arrow like this:, what class should we apply to the element?Answer: caretOpening DropdownsThe Bootstrap ...
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其他好文 时间:
2015-03-08 00:06:20
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451
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 ...
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其他好文 时间:
2015-03-08 00:02:05
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193
Spiral Matrix II问题:Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.思路: 矩阵的旋转常用模板我的代码:public class Solutio....
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其他好文 时间:
2015-03-07 21:11:38
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136
For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by takin...
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其他好文 时间:
2015-03-07 17:11:22
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标题:Spiral Matrix通过率:20.8%难度:中等Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the f...
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其他好文 时间:
2015-03-07 17:07:14
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108
本文通过实例介绍了MySQL中的group_concat函数的使用方法,比如select group_concat(name) 。MySQL中group_concat函数完整的语法如下:group_concat([DISTINCT] 要连接的字段 [Order BY ASC/DESC 排序字段] [...
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数据库 时间:
2015-03-07 15:37:11
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196
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Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.
这道题是二分查找树的题目,要把一个有序数组转换...
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其他好文 时间:
2015-03-07 14:15:44
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130
Remove Element问题: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 change...
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其他好文 时间:
2015-03-07 11:24:53
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149