题目:Given two binary trees, write a function to
check if they are equal or not.Two binary trees are considered equal if they are
structurally identical...
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其他好文 时间:
2014-05-23 12:40:21
阅读次数:
352
题目:Two elements of a binary search tree (BST) are
swapped by mistake.Recover the tree without changing its structure.Note:A
solution using O(n) space ...
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其他好文 时间:
2014-05-23 11:31:51
阅读次数:
299
问题:看开源项目发现这个package-info.java文件有些特殊,从名字上面也可以猜出这个类是与package有关的。具体是怎么回事呢?:就是记录包的信息To
create a package comment file, you have a choice of two files to pl...
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编程语言 时间:
2014-05-23 09:39:01
阅读次数:
328
1、
??
Balanced Binary Tree
Given a binary tree, determine if it is height-balanced.
For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subt...
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其他好文 时间:
2014-05-23 08:19:19
阅读次数:
282
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 and return it as a link...
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其他好文 时间:
2014-05-23 07:43:23
阅读次数:
246
《对话LinusTorvalds:大多黑客甚至连指针都未理解》http://www.csdn.net/article/2013-01-10/2813559-two-star-programming“不懂指针”的开发者代码示例:
1 typedef struct node 2 { 3 ...
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其他好文 时间:
2014-05-22 04:40:17
阅读次数:
245
题目链接:12123 - Magnetic Train Tracks
题意:给定n个点,求有几个锐角三角形。
思路:和UVA 11529是同类的题,枚举一个做原点,然后剩下点根据这个原点进行极角排序,然后利用two pointer去遍历一遍,找出角度小于90度的锐角,然后扣掉这些得到钝角三角形的个数,然后在用总情况去扣掉钝角就是锐角或直角
代码:
#include
#include
#...
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Web程序 时间:
2014-05-20 14:10:56
阅读次数:
412
戳我去解题Given two binary strings, return their sum
(also a binary string).For example,a ="11"b
="1"Return"100".分析:高精度加法,只是将10进制的高精度加法 换成了 2进制的高精度加法首先将 两个...
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其他好文 时间:
2014-05-20 11:21:52
阅读次数:
224
戳我去解题Given two binary trees, write a function to
check if they are equal or not.Two binary trees are considered equal if they are
structurally identic...
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其他好文 时间:
2014-05-20 10:09:37
阅读次数:
201
戳我去解题Merge two sorted linked lists and return it as
a new list. The new list should be made by splicing together the nodes of the
first two lists.分析:直...
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其他好文 时间:
2014-05-20 08:52:09
阅读次数:
277