Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list.For example,Given 1->2-...
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其他好文 时间:
2014-07-07 16:17:00
阅读次数:
139
前言今天学学习NH这个框架,在新增对象的时候,看见大神用了persist而没有用Save,心中比较疑惑,查阅资料的时候,发现这篇写的非常不错,转载供大家参考。hibernate的保存hibernate对于对象的保存提供了太多的方法,他们之间有很多不同,这里细说一下,以便区别:一、预备知识:在所有之前...
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系统相关 时间:
2014-07-07 15:15:51
阅读次数:
515
Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The numbers can be arbitrarily large and are non-nega...
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其他好文 时间:
2014-07-07 14:58:47
阅读次数:
175
Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.
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其他好文 时间:
2014-07-07 14:48:39
阅读次数:
160
题目:Merge Two Sorted ListsMerge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the ...
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其他好文 时间:
2014-07-07 14:06:19
阅读次数:
221
I Can Guess the Data Structure!Time limit: 1.000 secondsThere is a bag-like data structure, supporting two operations:1 xThrow an element x into the b...
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其他好文 时间:
2014-07-07 13:26:22
阅读次数:
296
Follow up for "Search in Rotated Sorted Array":What if duplicates are allowed?
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其他好文 时间:
2014-07-07 13:07:00
阅读次数:
153
题目链接:点击打开链接
题意:给定一棵树
找2条点不重复的路径,使得两路径的长度乘积最大
思路:
1、为了保证点不重复,在图中删去一条边,枚举这条删边
2、这样得到了2个树,在各自的树中找最长链,即树的直径,然后相乘即可
#include
#include
#include
#include
#include
#include
#include
#include
#include
#i...
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其他好文 时间:
2014-06-30 07:30:01
阅读次数:
235
题目
There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time
complexity should be O(log (m+n)).
方法
转换为寻找第k大的数。
...
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其他好文 时间:
2014-06-30 06:05:58
阅读次数:
261
题目
The n-queens puzzle is the problem of placing n queens on an n×n chessboard such that no two queens attack each other.
Given an integer n, return all distinct solutions to the n-que...
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其他好文 时间:
2014-06-30 00:34:18
阅读次数:
188