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原创 DFS解两道逻辑推理题
1 有五栋五种颜色的房子 2 每一位房子的主人国籍都不同 3 这五个人每人只喝一种饮料,只抽一种牌子的香烟,只养一种宠物 4 没有人有相同的宠物,抽相同牌子的香烟,喝相同的饮料 提示: 1 英国人住在红房子里 2 瑞典人养了一条狗 3 丹麦人喝茶 4 绿房子在白房子左边 5 绿房子主人喝咖啡 6 抽PALL MALL烟的人养了一只鸟 7 黄房子主人抽DUN...
2018-11-15 17:44:16
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原创 SearchHistrory.chrome.version
versionCode:[1.0.11]versionMsg_zh:[优化了更多不同分辨率下的显示问题\n在打开选项时,会检查是否有最新的版本]versionMsg_en:[Optimized display problems at more different distinguish ability\nWhen the option is turned on, it checks if ...
2018-07-18 12:44:55
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转载 log4j详解与实战
log4j是一个非常强大的log记录软件,下面我们就来看看在项目中如何使log4j。 首先当然是得到log4j的jar档,推荐使用1.2.X版,下载地址:http://logging.apache.org/log4j/1.2/download.html 我们先看一个最简单的示例:【示例1】项目结构:【注:由于这里的多个项目公用
2014-07-31 07:46:20
682
转载 内存调试的东西D/dalvikvm( 809 ): GC_CONCURRENT freed
一般Java虚拟机要求支持verbosegc选项,输出详细的垃圾收集调试信息。dalvik虚拟机很安静的接受verbosegc选项,然后什么都不做。dalvik虚拟机使用自己的一套LOG机制来输出调试信息。 如果在Linux下运行adb logcat命令,可以看到如下的输出: D/dalvikvm( 745): GC_CONCURRENT freed 199K, 53% free
2014-01-28 09:06:03
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转载 JAVA TIMER用法学习
Timer类是用来执行任务的类,它接受一个TimerTask做参数 Timer有两种执行任务的模式,最常用的是schedule,它可以以两种方式执行任务:1:在某个时间(Data),2:在某个固定的时间之后(int delay).这两种方式都可以指定任务执行的频率.看个简单的例子:import java.io.IOException;import java.util.Time
2014-01-14 21:12:44
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转载 Android的Handler总结
一、Handler的定义: 主要接受子线程发送的数据, 并用此数据配合主线程更新UI. 解释: 当应用程序启动时,Android首先会开启一个主线程 (也就是UI线程) , 主线程为管理界面中的UI控件,进行事件分发, 比如说, 你要是点击一个 Button, Android会分发事件到Button上,来响应你的操作。 如果此时需要一个耗时的操作,例如
2014-01-14 12:05:28
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翻译 hdu 1829 A Bug's Life
http://acm.hdu.edu.cn/showproblem.php?pid=1829题目算法备注仅两只异性臭虫的存在关系,求给出的数据是否矛盾并查集+ 同性数组[n],异性数组[n] import java.util.Scanner; public class Main { pu
2013-01-26 17:10:26
449
翻译 hdu 3367 Pseudoforest
http://acm.hdu.edu.cn/showproblem.php?pid=3367题目算法备注求一个图中最长路,每个联通分量里最多有一个环有点像克鲁斯卡尔 +并查集 #include #include #include #include using namespace std; stru
2013-01-26 17:06:55
475
翻译 hdu 1596 find the safest road
http://acm.hdu.edu.cn/showproblem.php?pid=1596题目算法备注8600想回家,道路为安全系数,求回家的最大安全系数弗洛伊德加了两个优化之后就错了 #include double a[1001][1001]; int main() { int m,n,
2013-01-26 17:04:39
500
翻译 hdu 3339 In Action
http://acm.hdu.edu.cn/showproblem.php?pid=3339题目算法备注要用坦克破坏超过一半的电力,才能是核弹计划失败,求最短的路迪杰斯特拉+0/1背包开始把电力作为背包限制,超时(不是输出f[背包的一半+1]),后来改成用路的长度作为背包大小, #include int a[
2013-01-26 16:57:30
489
翻译 hdu 1142 A Walk Through the Forest<java>
http://acm.hdu.edu.cn/showproblem.php?pid=1142题目算法备注求下班回家不同的路的数量(若b>a,则b到终点的距离大于a到终点的距离)迪杰斯特拉+dfs import java.util.Scanner; public class Main { stat
2013-01-26 16:52:18
585
翻译 hdu 1690 Bus System<java>
http://acm.hdu.edu.cn/showproblem.php?pid=1690题目算法备注 import java.util.Scanner; public class Main { static long z=1000000000000000000l; static int
2013-01-26 16:48:24
511
翻译 hdu 2066 一个人的旅行
http://acm.hdu.edu.cn/showproblem.php?pid=2066题目算法备注给出城市间花费的时间,多个起点,多个终点,求最短时间弗洛伊德 import java.util.Scanner; public class Main { static int a[][]=n
2013-01-26 13:40:19
490
翻译 hdu 1301 Jungle Roads<java><prime>
http://acm.hdu.edu.cn/showproblem.php?pid=1301题目算法备注数据格式:城市n+与n连通的城市+与该城市距离prime 最小生成树 import java.util.Scanner; public class Main { public static
2013-01-24 12:15:32
502
翻译 hdu 1162 Eddy's picture<java><prime>
http://acm.hdu.edu.cn/showproblem.php?pid=1162题目算法备注给出坐标,求连接坐标的最小生成树prime 最小生成树 import java.util.Scanner; public class Main { public static void mai
2013-01-24 12:04:08
574
翻译 hdu 1102 Constructing Roads<java><prime>
http://acm.hdu.edu.cn/showproblem.php?pid=1102题目算法备注给出邻接链表,给出已经建好的路,求连通成本prime算法 最小生成树 import java.util.Scanner; public class Main { public static
2013-01-24 11:59:18
533
翻译 hdu 2544 最短路<java>
http://acm.hdu.edu.cn/showproblem.php?pid=2544题目算法备注求村庄1到n的最短路,给出各个村庄之间的距离弗洛伊德算法(没超时)村庄距离 初始化最大值 import java.util.Scanner; public class Main { publ
2013-01-24 11:54:00
514
翻译 hdu 1879 继续畅通工程
http://acm.hdu.edu.cn/showproblem.php?pid=1879题目题意备注给出道路修没修,修的代价,求最少花费,要连通图并查集+二级排序java冒泡排的超时(c++用结构体过了)#include #include struct date { int a,b,c,d; }s[506
2013-01-24 11:39:52
400
翻译 hdu 1233 还是畅通工程<java>
http://acm.hdu.edu.cn/showproblem.php?pid=1233题目题意备注给出城市间距离,求联通最短距离并查集+快排冒泡超时 import java.util.Scanner; public class Main { public static void Q
2013-01-24 11:29:43
572
翻译 hdu 1232 畅通工程<java>
http://acm.hdu.edu.cn/showproblem.php?pid=1232题目题意给出城市个数,及已联通城市,求连通图需要再建几条路并查集import java.util.Scanner; public class Main { public static void ma
2013-01-24 11:06:27
591
原创 hdu 2586 How far away ?<vector>
How far away ?Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2113 Accepted Submission(s): 776Problem DescriptionThere are n houses in
2012-10-28 15:34:10
494
原创 hdu 1166 敌兵布阵 <树状数组>
敌兵布阵Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 21443 Accepted Submission(s): 9432Problem DescriptionC国的死对头A国这段时间正在进行军事演习,所以C国间谍头子D
2012-10-28 15:27:54
525
原创 hdu 2527 Safe Or Unsafe<multiset>
Safe Or UnsafeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 842 Accepted Submission(s): 299Problem DescriptionJavac++ 一天在看计算机的书籍的时候,看
2012-10-28 15:25:14
419
原创 hdu 1285 确定比赛名次
确定比赛名次Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6545 Accepted Submission(s): 2482Problem Description有N个比赛队(1Input输入有若干组
2012-10-28 15:21:03
429
原创 hdu 1251 统计难题< map<string,int> >
统计难题Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131070/65535 K (Java/Others)Total Submission(s): 11140 Accepted Submission(s): 4683Problem DescriptionIgnatius最近遇到一个难题,老师交给他很多单词(只有
2012-10-28 15:17:27
496
原创 hdu 1075 What Are You Talking About< map<string,string> >
What Are You Talking AboutTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 102400/204800 K (Java/Others)Total Submission(s): 7968 Accepted Submission(s): 2485Problem DescriptionIgna
2012-10-28 15:15:03
460
原创 hdu 1509 Windows Message Queue<priority_queue>
Windows Message QueueTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1905 Accepted Submission(s): 745Problem DescriptionMessage queue i
2012-10-28 15:11:52
495
原创 hdu 2873 看病要排队 <priority_queue>
看病要排队Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3140 Accepted Submission(s): 1277Problem Description看病要排队这个是地球人都知道的常识。不过经过细心的0
2012-10-28 15:08:55
537
原创 hdu 1022 Train Problem I <stack>
Train Problem ITime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 12095 Accepted Submission(s): 4435Problem DescriptionAs the new term com
2012-10-28 15:03:20
383
原创 hdu 3328 Flipper <stack>
FlipperTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 301 Accepted Submission(s): 198Problem DescriptionLittle Bobby Roberts (son of B
2012-10-28 14:53:57
438
原创 hdu 3371 Connect the Cities <prim>
Connect the CitiesTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4938 Accepted Submission(s): 1460Problem DescriptionIn 2100, since th
2012-10-19 15:14:14
513
原创 hdu 1598 find the most comfortable road
find the most comfortable roadTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1657 Accepted Submission(s): 681Problem DescriptionXX星有
2012-10-19 14:54:29
537
原创 hdu 1241 Oil Deposits <java>
Oil DepositsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5865 Accepted Submission(s): 3423Problem DescriptionThe GeoSurvComp geologi
2012-10-19 14:38:38
1007
原创 hdu 1312 Red and Black <java>
Red and BlackTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4374 Accepted Submission(s): 2845Problem DescriptionThere is a rectangular
2012-10-19 14:36:16
1000
原创 hdu 1372 Knight Moves <java>
Knight MovesTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3761 Accepted Submission(s): 2342Problem DescriptionA friend of you is doin
2012-10-19 14:33:28
1064
原创 hdu 1548 A strange lift <java>
A strange liftTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6881 Accepted Submission(s): 2583Problem DescriptionThere is a strange li
2012-10-19 14:28:10
581
原创 hdu 1242 Rescue<java>
RescueTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 9469 Accepted Submission(s): 3465Problem DescriptionAngel was caught by the MOLIG
2012-10-19 14:24:28
859
原创 hdu 2553 N皇后问题<java>
N皇后问题Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3778 Accepted Submission(s): 1764Problem Description在N*N的方格棋盘放置了N个皇后,使得它们不相互攻击(即
2012-10-19 14:11:56
914
原创 hdu 1175 连连看<java>
连连看Time Limit: 20000/10000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10552 Accepted Submission(s): 2806Problem Description“连连看”相信很多人都玩过。没玩过也没关系,下面我给大家介
2012-10-19 14:06:04
999
原创 hdu 1495 非常可乐
非常可乐Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2446 Accepted Submission(s): 1023Problem Description大家一定觉的运动以后喝可乐是一件很惬意的事情,但是seeyou
2012-10-19 14:00:38
431
android的开房demo,模拟电影购票,服务器用servlet+ibatis,数据库mysql
2014-11-28
poi 4.1.0操作word文档,想替换表格中某单元的一部分值,该如何操作?
2021-06-04
asp.net的黄页上的源错误(如图)是exception的哪个字段?
2017-11-01
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