Descriptionnfish, numbered from1ton, live in a lake. Every day right one pair of fish meet, and the probability of each other pair meeting is the same...
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其他好文 时间:
2014-07-28 11:30:30
阅读次数:
367
js的Date函数功能很强大。一般用到的。
首先获取当前日期:
var CurDate = new Date();
var Year = CurDate.getFullYear(); //年份(四位 例:2014)
var Month = CurDate.getMonth()+1; //月 0~11
var Day = CurDate.getDate(); //获得几号 1~31
var week = CurDate.getDay(); //获得周几 0~6 解释:0是周日 1是周一...
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编程语言 时间:
2014-07-27 11:30:33
阅读次数:
235
解题报告
题目传送门
题意:
每天有12节课,一周上7天,一门课在一周有多天上课。求一周最多上几节课。
思路:
把课程看成一个集合,上课的时间看成一个集合,二分图就出来了。
#include
#include
#include
using namespace std;
int n,day[10][15],mmap[500][500],vis[500],cnt,pre[500];...
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其他好文 时间:
2014-07-27 11:24:42
阅读次数:
227
题目描述:We now use the Gregorian style of dating in Russia. The leap years are years with number divisible by 4 but not divisible by 100, or divisible by...
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其他好文 时间:
2014-07-26 01:34:27
阅读次数:
252
Say you have an array for which the ith element is the price of a given stock on day i.If you were only permitted to complete at most one transaction ...
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其他好文 时间:
2014-07-26 01:23:26
阅读次数:
229
Calendar instance = Calendar.getInstance();
System.out.println(instance.getTime());
instance.add(Calendar.MONTH, 1);//月份+1
instance.set(Calendar.DAY_OF_MONTH, 1);//天设为一个月的第一天
System.out.printl...
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编程语言 时间:
2014-07-24 23:14:24
阅读次数:
298
//判断date1是否大于date2+dayfunction compareDate(date1, date2, day) { var startdate = new Date((date1).replace(/-/g, "/")); var enddate = date2 == null ? ne...
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Web程序 时间:
2014-07-24 17:16:05
阅读次数:
226
Say you have an array for which the ith element is the price of a given stock on day i.
Design an algorithm to find the maximum profit. You may complete as many transactions as you like (ie, buy on...
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编程语言 时间:
2014-07-24 10:25:36
阅读次数:
227
强连通算法判断是否满足2-sat,然后反向建图,拓扑排序+染色。
一种选择是从 起点开始,另一种是终点-持续时间那个点 开始。
若2个婚礼的某2种时间线段相交,则有矛盾,建边。
容易出错的地方就在于判断线段相交。
若s1
输出路径的做法可以参考论文2-SAT解法浅析
#include
#include
#include
#include
#include
#include
#...
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其他好文 时间:
2014-07-23 16:39:31
阅读次数:
262
Problem Description
DouBiXp has a girlfriend named DouBiNan.One day they felt very boring and decided to play some games. The rule of this game is as following. There are k balls on the desk. Every...
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其他好文 时间:
2014-07-23 00:05:27
阅读次数:
344