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原创 前端笔记
代表一级标题，也表示此篇笔记的名字二级标题第一个知识点第一个知识点的小点第一第二一列两列 应用，一般是对本篇笔记知识点的引入，类似于引言代码格式化：jQuery(function(){ //initialize swiper when document ready var mySwiper = new Swiper('#swiper',{ // Option
2017-11-10 20:00:20
441
原创 cookie中文乱码问题解决
cookie中文乱码问题解决 cookie默认ASCII编码，不支持中文。1. 错误演示Cookie c = new Cookie("username", "张三");response.addCookie(c);如果上述写法，会报异常 java.lang.IllegalArgumentException: Control character in cookie value or attri
2017-07-22 15:42:35
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原创 黑马程序员--Java 7K面试题之交通灯管理系统
面试题目：模拟实现十字路口的交通灯管理系统逻辑，具体需求如下：异步随机生成按照各个路线行驶的车辆。例如：由南向而来去往北向的车辆 ---- 直行车辆由西向而来去往南向的车辆 ---- 右转车辆由东向而来去往南向的车辆 ---- 左转车辆。。。信号灯忽略黄灯，只考虑红灯和绿灯。应考虑左转车辆控制信号灯，右转车辆不受信号灯控制。具体信号灯控制
2014-09-17 23:45:22
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原创 黑马程序员--Java 7K面试题之银行调度系统
1.银行调度系统：银行业务调度系统 模拟实现银行业务调度系统逻辑，具体需求如下： Ø 银行内有6个业务窗口，1 - 4号窗口为普通窗口，5号窗口为快速窗口，6号窗口为VIP窗口。 Ø 有三种对应类型的客户：VIP客户，普通客户，快速客户（办理如交水电费、电话费之类业务的客户）。 Ø 异步随机生成各种类型的客户，生成各类型用户的概率比例为：
2014-09-17 17:24:55
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原创 黑马程序员--java集合的底层数据结构
1.ArrayListpublic class ArrayList extends AbstractList implements List, RandomAccess, Cloneable, java.io.Serializable{ ...... /** * The array buffer into which the elements of
2014-09-17 10:24:41
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转载 快速求幂
原文地址：快速求幂作者：wangkun199209快速求正整数次幂，当然不能直接死乘。举个例子： 3 ^ 999 = 3 * 3 * 3 * … * 3 直接乘要做998次乘法。但事实上可以这样做，先求出2^k次幂： 3 ^ 2 = 3 * 33 ^ 4 = (3 ^ 2) * (3 ^ 2)3 ^ 8 = (3 ^ 4) * (3 ^ 4)3 ^ 16 = (3 ^ 8) *
2014-09-16 19:17:58
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原创 Connect city
city" TITLE="Connect city" />Problem D:Connect cityTime Limit:3000MSMemory Limit:65536KTotal Submit:19Accepted:9Page View:241[Submit][Status][Clarify]Font Size: Aa Aa AaDescriptionA
2014-09-16 19:17:56
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原创 奇怪的电梯
Problem C:奇怪的电梯Time Limit:1000MSMemory Limit:65536KTotal Submit:61Accepted:16Page View:307[Submit][Status][Clarify]Font Size: Aa Aa AaDescription有一个奇怪的电梯，它可以停在任何一层楼，并且在每一层楼上有一个数字Xi 。
2014-09-16 19:17:54
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原创 Jump
Problem B:JumpTime Limit:1000MSMemory Limit:65536KTotal Submit:43Accepted:12Page View:297[Submit][Status][Clarify]Font Size: Aa Aa AaDescriptionThere is n pillars, their heights are
2014-09-16 19:17:52
646
原创 A strange lift
Problem 89 » A strange lift 查看标程DescriptionThere is a strange lift.The lift can stop can at every floor asyou want, and there is a number Ki(0 <= Ki<= N) on every floor.The lift have just two
2014-09-16 19:17:50
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原创 Asteroids!
Problem 86 » Asteroids! 查看标程DescriptionYou're in space.You want to get home.There are asteroids.You don't want to hit them.INPUTInputto this problem will consist of a (non-empty) series o
2014-09-16 19:17:48
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原创 Calculate the Sum
Calculate the Sum Time Limit: 1000MSMemory Limit: 10000KBSubmissions: 72Accepted: 17DescriptionAs you all know, MOD is a mathematical operatio. Giving you
2014-09-16 19:17:46
1363
原创 dearway's problem
dearway's problemDescription请编写一个程序，输出N的阶乘的十进制表示中从最末一个非0位开始自低位向高位数的第K位。其中：0<=N<=10000，1<=K<=5例如：N=4,K=2,结果是2（4!=24） N=6,K=1,结果为2（6!=720）Input有多组输入数据。每组数据输入两个整数N，KOutput输出每行一个整数，即测试数据的结果。Sa
2014-09-16 19:17:44
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原创 Partition-based general selectio…
DescriptionA worst-case linear algorithm for the general case of selecting thekth largest element was published by Blum, Floyd, Pratt, Rivest,and Tarjan in their 1973 paper Time bounds for selectio
2014-09-16 19:17:41
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原创 寻找给定区间内的第k小（大）的元…
第一节、寻找给定区间内的第k小（大）的元素给定数组，给定区间，求第K小的数如何处理？常规方法请查阅：程序员编程艺术：第三章、寻找最小的k个数。1、排序，快速排序。我们知道，快速排序平均所费时间为n*logn，从小到大排序这n个数，然后再遍历序列中后k个元素输出，即可，总的时间复杂度为O（n*logn+k）=O（n*logn）。2、排序，选择排序。用选择或交换排序，即遍历n个数，先把最先遍
2014-09-16 19:17:39
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原创 problem B
Problem 54 » problem B 查看标程Description输入一行数字，如果我们把这行数字中的‘5’都看成空格，那么就得到一行用空格分割的若干非负整数（可能有些整数以‘0’开头，这些头部的‘0’应该被忽略掉，除非这个整数就是由若干个‘0’组成的，这时这个整数就是0）。你的任务是：对这些分割得到的整数，依从小到大的顺序排序输出。INPUT输入包含多组测
2014-09-16 19:17:37
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原创 Problem B
Problem 13 » Problem B 查看标程DescriptionGivena string containing only 'A' - 'Z', we could encode it using thefollowing method:1. Each sub-string containing k same characters should be encodedt
2014-09-16 19:17:35
520
原创 Problem A
Problem 53 » Problem A 查看标程Description"OK, you are not too bad, em... But you can never pass the nexttest." feng5166 says."I will tell you an odd number N, and then N integers. There willbe
2014-09-16 19:17:33
534
原创 Accepted Necklace
Problem 82 » Accepted Necklace 查看标程DescriptionI have N precious stones, and plan to use K of them to make anecklace for my mother, but she won't accept a necklace which istoo heavy. Given the
2014-09-16 19:17:31
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原创 Accepted Necklace
Problem 82 » Accepted Necklace 查看标程DescriptionI have N precious stones, and plan to use K of them to make anecklace for my mother, but she won't accept a necklace which istoo heavy. Given the
2014-09-16 19:17:29
603
原创 Sum It Up
Problem 80 » Sum It Up 查看标程DescriptionGiven a specified total t and a list of n integers, find alldistinct sums using numbers from the list that add up to t. Forexample, if t=4, n=6, and the l
2014-09-16 19:17:27
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原创 Oil Deposits
Problem 11 » Oil Deposits 查看标程DescriptionTheGeoSurvComp geologic survey company is responsible for detectingunderground oil deposits. GeoSurvComp works with one largerectangular region of land
2014-09-16 19:17:25
413
原创 Robot Motion
Problem 78 » Robot Motion 查看标程DescriptionMotion" TITLE="Robot Motion" />A robot has been programmed to follow the instructions in its path.Instructions for the next direction the robot is to
2014-09-16 19:17:22
659
原创 Problem 81 » Red and Black
DescriptionThere is a rectangular room, covered with square tiles. Eachtile is colored either red or black. A man is standing on a blacktile. From a tile, he can move to one of four adjacent tiles
2014-09-16 19:17:20
592
原创 A + B Problem II
A + B Problem II Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K(Java/Others) Total Submission(s): 100564 Acce
2014-09-16 19:17:18
494
原创 Box of Bricks
Box ofBricksTime Limit: 1000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2481 AcceptedSubmission(s): 567Problem DescriptionLittle Bob likes pla
2014-09-16 19:17:16
471
原创 GPA
GPATime Limit: 2000/1000 MS (Java/Others) Memory Limit:32768/32768 K (Java/Others)Total Submission(s): 1118 Accepted Submission(s): 466Problem DescriptionEach course grade is one of th
2014-09-16 19:17:14
613
原创 decimal system
decimalsystemTime Limit: 3000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1191 AcceptedSubmission(s): 482Problem DescriptionAs we know , we alw
2014-09-16 19:17:12
502
原创 Quicksum
QuicksumTime Limit: 2000/1000 MS (Java/Others) Memory Limit:32768/32768 K (Java/Others)Total Submission(s): 776 Accepted Submission(s): 533Problem DescriptionA checksum is an algorithm
2014-09-16 19:17:10
430
原创 The Seven Percent Solution
The Seven PercentSolutionTime Limit: 2000/1000 MS (Java/Others) Memory Limit:32768/32768 K (Java/Others)Total Submission(s): 778 Accepted Submission(s): 499Problem DescriptionUniform
2014-09-16 19:17:08
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原创 find your present (2)
find your present (2)Time Limit: 1000/2000 MS (Java/Others)Memory Limit: 32768/1024 K (Java/Others)Total Submission(s): 1835 AcceptedSubmission(s): 543Problem DescriptionIn the new ye
2014-09-16 19:17:06
551
原创 Nasty Hacks
Nasty HacksTime Limit: 3000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 872 AcceptedSubmission(s): 589Problem DescriptionYou are the CEO of Nast
2014-09-16 19:17:04
558
原创 A+B for Input-Output Practice (V…
A+B for Input-Output Practice(VIII) Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K(Java/Others) Total Submission(s): 9288 Accepted Submission(s):
2014-09-16 19:17:01
530
原创 最大子矩阵！
问题描述：(具体见http://acm.hdu.edu.cn/showproblem.php?pid=1081)给定一个n*n(0Example：0 -2 -7 09 2 -6 2-4 1 -4 1-1 8 0 -2其中左上角的子矩阵：9 2-4 1-1 8此子矩阵的值为9+2+(-4)+1+(-1)+8=15。我们首先想到的方法就是穷举一个矩阵的所有子矩阵，然而一个n
2014-09-16 19:16:59
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原创 PostOffice
PostOffice Time Limit: 1000MSMemory Limit: 65535KBSubmissions: 200Accepted: 54Description 在一个按照东西和南北方向划分成规整街区的城市里，n个居民点散乱地分布在不同的街区中。用x坐标表示东西向，用y坐标表示南北向。各居
2014-09-16 19:16:57
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原创 2012年02月06日
轰炸Time Limit: 1000MSMemory Limit: 65535KBSubmissions: 54Accepted: 10Description“我该怎么办？”飞行员klux向你求助。 事实上，klux面对的是一个很简单的问题，但是他实在太菜了。klux要想轰炸某个区域内的一些地方，它们是位于平面上的一些点，但是（显然地）klux遇到了抵抗，所以k
2014-09-16 19:16:55
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原创 线性表的顺序存储
线性表的顺序存储 Time Limit: 1000MSMemory Limit: 65535KBSubmissions: 1667Accepted: 443Description建立长度为n的顺序表SeqList，长度n通过和n个数据元素通过键盘输入。要求：1）通过调用插入函数，建立一个长度为n的顺序表
2014-09-16 19:16:53
434
duilib 计算器源码
2014-05-19
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