题目意思:给一棵树,找到俩个不相交的通路,使得这俩个通路的长度和乘机最大;解法: 小哥一看呵呵 这不就是枚举点 然后求俩边的树的直径在相乘求个最大值的题么! 呵呵 这个N 有100000 当时就不玩了; 学长指导了下我; 俺会了!/灯泡 在枚举点在书的直径上时点的左右的最长的链无非这几...
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其他好文 时间:
2014-07-30 12:07:53
阅读次数:
342
Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo...
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其他好文 时间:
2014-07-30 12:05:03
阅读次数:
248
题目:Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.For example,If n = 4 and k = 2, a solution is:[ [2,4], ...
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编程语言 时间:
2014-07-30 09:58:03
阅读次数:
218
1. 查看linux系统版本:登录到服务器执行 lsb_release -a ,即可列出所有版本信息,例如: [root@SOR_SYS ~]# lsb_release -a查看内核版本:[root@localhost ~]# uname -aLinux localhost.localdomain ...
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系统相关 时间:
2014-07-30 00:56:22
阅读次数:
264
D - Pots
Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%lld
& %llu
Submit Status
Description
You are given two pots, having the volume of A and B liters respectively. ...
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其他好文 时间:
2014-07-29 21:58:32
阅读次数:
402
//1、获取和设置样式$("#tow").attr("class")获取ID为tow的class属性$("#two").attr("class","divClass")设置Id为two的class属性。//2、追加样式$("#two").addClass("divClass2")为ID为two的对象...
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Web程序 时间:
2014-07-29 20:45:02
阅读次数:
272
题目:
Product
The Problem
The problem is to multiply two integers X, Y. (0250)
The Input
The input will consist of a set of pairs of lines. Each line in pair contains one mu...
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其他好文 时间:
2014-07-29 18:03:42
阅读次数:
283
Problem Description
Alice and Bob are playing a game. There are two piles of cards. There are N cards in each pile, and each card has a score. They take turns to pick up the top or bottom card from...
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其他好文 时间:
2014-07-29 15:03:28
阅读次数:
248
一、对象序列化(存储)
FileOutputStream fileStream = new FileOuputStream("file.ser");
ObjectOutputStream os = new ObjectOutputStream(fileStream);
os.writeObject(one);
os.writeObject(two);
os.close();
当对象被序列...
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其他好文 时间:
2014-07-29 14:47:18
阅读次数:
195
Flip Game
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 30449
Accepted: 13232
Description
Flip game is played on a rectangular 4x4 field with two-sided p...
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其他好文 时间:
2014-07-29 14:33:28
阅读次数:
225