B_mess-CSDN博客

原创小总结

用了两天才勉强看完了黑马一天的教学视频，也是惭愧的不行行，赶紧来总结一下学的新知识，以免遗忘一.PackageInfo packageInfo = packageManager.getPackageInfo(getPackageName(),0);//获取包的内容int versionCode = packageInfo.versionCode;String versio

2016-09-21 22:18:05 372

原创关于子线程里不能更新UI操作的解决方法

如图片所示，我在子线程里写了更新TextView的代码，提示有错，大致意思就是在子线程里不能更新UI，只能在主线程里操作百度了一下，解决方法如下：用Activity对象的runOnUiThread方法更新在子线程中通过runOnUiThread()方法更新UI： Java代码 new Thread() { p

2016-09-19 18:49:58 1440

原创 JSON解析

今天在学习关于一个天气预报的app，遇到了关于JSON解析的问题，有点晕乎乎的，来记录一下，方便日后复习result = {"HeWeatherdataservice":[{"aqi":{"city":{"aqi":"136","pm10":"144","pm25":"103","qlty":"轻度污染"}},"basic":{"city":"焦作","cnty":"中国","id":"CN1

2016-09-18 21:36:48 491

原创关于第三方so包的问题

最近在写到关于科大讯飞的语音听写以及语音合成的Demo时，遇到了关于不能找到so包的问题。在网上找到了解决办法，在此记录一下。我用的是Android studio,调至Project视图下，在app/src/main的目录下新建一个jniLibs的文件夹,将从网上下的文件夹里的Libs内的文件复制粘贴进最后在app目录下的build.gradle添加如下代码就可以了

2016-09-13 14:31:52 311

转载关于一些SharedPreference用法

好久都没有写博客了，最近在学android，记录一下使用步骤：1、得到SharedPreferences对象2、调用SharedPreferences对象的edit()方法来获取一个SharedPreferences.Editor对象。3、向SharedPreferences.Editor对象中添加数据。4、调用commit方法将添加的数据提交。详细

2016-09-06 17:52:20 586

原创 hdu-3665 Seaside

SeasideTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1376 Accepted Submission(s): 991Problem DescriptionXiaoY is living in a bi

2015-08-24 17:33:27 420

原创 hdu-1342 Lotto

LottoTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1816 Accepted Submission(s): 885Problem DescriptionIn a Lotto I have ever pl

2015-08-21 15:45:37 370

原创 poj-3159 Candies（差分约束问题）

CandiesTime Limit: 1500MS Memory Limit: 131072KTotal Submissions: 25821 Accepted: 7050DescriptionDuring the kindergarten days, flymouse was the monitor of his c

2015-08-21 09:28:26 476

原创 hdu-2717 Catch That Cow (BFS)

Catch That CowTime Limit: 5000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9744 Accepted Submission(s): 3048Problem DescriptionFarmer John has

2015-08-21 01:07:38 460

原创 hdu-1596 find the safest road（SPFA做法）

find the safest roadTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9391 Accepted Submission(s): 3321Problem DescriptionXX星球有很多城

2015-08-20 11:44:17 439 2

原创 hdu-2066 一个人的旅行（SPFA做法）

一个人的旅行Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 24912 Accepted Submission(s): 8659Problem Description虽然草儿是个路痴（就是在杭电待了一年多，居然

2015-08-20 10:52:18 878

原创 hdu-1869 六度分离（SPFA做法）

六度分离Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6194 Accepted Submission(s): 2489Problem Description1967年，美国著名的社会学家斯坦利·米尔格兰姆提

2015-08-20 10:05:24 490

原创 hdu-1874 畅通工程续(SPFA做法)

畅通工程续Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 37143 Accepted Submission(s): 13680Problem Description某省自从实行了很多年的畅通工程计划后，终于修

2015-08-20 00:42:03 453

原创 hdu-2544 最短路(SPFA做法)

最短路 Time Limit : 5000/1000ms (Java/Other) Memory Limit : 32768/32768K (Java/Other)Total Submission(s) : 83 Accepted Submission(s) : 51Problem Description在每年的校赛里，所有进入决赛的同学都会获得一件很漂亮的t-shirt。

2015-08-19 23:35:53 413

原创 hdu-2112 HDU Today

HDU TodayTime Limit: 15000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 19718 Accepted Submission(s): 4643Problem Description经过锦囊相助，海东集团终于度过了危机

2015-08-18 20:51:32 373

原创 hdu-2680 Choose the best route

Choose the best routeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 10496 Accepted Submission(s): 3377Problem DescriptionOne day

2015-08-18 15:50:25 394

原创 hdu - 1596 find the safest road

find the safest roadTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9199 Accepted Submission(s): 3253Problem DescriptionXX星球有很多城

2015-08-18 12:20:18 353

原创 hdu-2066 一个人的旅行

一个人的旅行Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 24740 Accepted Submission(s): 8574Problem Description虽然草儿是个路痴（就是在杭电待了一年多，居然

2015-08-18 11:18:00 477

原创 hdu-1869 六度分离

六度分离Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5878 Accepted Submission(s): 2378Problem Description1967年，美国著名的社会学家斯坦利·米尔格兰姆提

2015-08-17 22:04:37 546

原创 hdu-1874 畅通工程续

畅通工程续Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 36823 Accepted Submission(s): 13537Problem Description某省自从实行了很多年的畅通工程计划后，终于修

2015-08-17 20:03:05 531

原创 hdu-2544 最短路

最短路Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 42659 Accepted Submission(s): 18685Problem Description在每年的校赛里，所有进入决赛的同学都会获得一件很

2015-08-17 20:00:53 374

原创 poj-2367 Genealogical tree

Genealogical treeTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 3693 Accepted: 2461 Special JudgeDescriptionThe system of Martians' blood relations

2015-08-14 21:41:55 314

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): 17187 Accepted Submission(s): 6830Problem Description有N个比赛队（1 Input

2015-08-14 11:09:16 404

原创 hdu-2553 N皇后问题

N皇后问题Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 13272 Accepted Submission(s): 6005Problem Description在N*N的方格棋盘放置了N个皇后，使得它们不相

2015-08-13 16:50:33 494

原创 hdu-3371 Connect the Cities

Connect the CitiesTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 13694 Accepted Submission(s): 3698Problem DescriptionIn 2100, s

2015-08-13 11:30:28 383

原创 hdu-1301 Jungle Roads

Jungle RoadsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5570 Accepted Submission(s): 4017Problem DescriptionThe Head El

2015-08-13 10:58:42 398

原创 hdu-1162 Eddy's picture

Eddy's pictureTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8115 Accepted Submission(s): 4112Problem DescriptionEddy begins to

2015-08-13 10:09:15 329

原创 hdu-1102 Constructing Roads

Constructing RoadsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 17363 Accepted Submission(s): 6606Problem DescriptionThere are

2015-08-13 09:30:36 308

原创 hdu-1878 欧拉回路

欧拉回路Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 10635 Accepted Submission(s): 3876Problem Description欧拉回路是指不令笔离开纸面，可画过图中每条边仅一

2015-08-11 20:04:12 328

原创 hdu-1875 畅通工程再续

畅通工程再续Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 19633 Accepted Submission(s): 6147Problem Description相信大家都听说一个“百岛湖”的地方吧，百岛湖

2015-08-11 18:19:56 377

原创 hdoj-2122 Ice_cream’s world III

Ice_cream’s world IIITime Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1163 Accepted Submission(s): 386Problem Descriptionice_cream

2015-08-11 17:21:48 344

原创 hdu-1233 还是畅通工程

还是畅通工程Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 32478 Accepted Submission(s): 14611Problem Description某省调查乡村交通状况，得到的统计表中列出了

2015-08-11 10:27:16 369

原创 hdu-1863 畅通工程

畅通工程Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 21225 Accepted Submission(s): 9138Problem Description省政府“畅通工程”的目标是使全省任何两个村庄间都

2015-08-11 09:49:14 348

原创 nyoj-448 素数环(DFS)

素数环时间限制：1000 ms | 内存限制：65535 KB难度：2描述有一个整数n，把从1到n的数字无重复的排列成环，且使每相邻两个数（包括首尾）的和都为素数，称为素数环。为了简便起见，我们规定每个素数环都从1开始。例如，下图就是6的一个素数环。输入有多组测试数据，每组输入一个n(0输出每组第一行输出对应的Case序号

2015-08-10 20:31:38 342

原创 hdu-1711 Number Sequence

Number SequenceTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 15145 Accepted Submission(s): 6640Problem DescriptionGiven two se

2015-08-10 15:34:59 361

原创 hdu-2087 剪花布条

剪花布条Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 11302 Accepted Submission(s): 7257Problem Description一块花布条，里面有些图案，另有一块直接可用的

2015-08-10 14:43:05 356

原创 poj-1961 Period

PeriodTime Limit: 3000MS Memory Limit: 30000KTotal Submissions: 14666 Accepted: 6975DescriptionFor each prefix of a given string S with N characters (each charact

2015-08-10 12:59:24 287

原创 poj-1458 Common Subsequence

Common SubsequenceTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 43214 Accepted: 17529DescriptionA subsequence of a given sequence is the given sequenc

2015-08-10 11:34:35 280

原创 poj-2406 Power Strings

Power StringsTime Limit: 3000MS Memory Limit: 65536KTotal Submissions: 37660 Accepted: 15576DescriptionGiven two strings a and b we define a*b to be their concate

2015-08-10 11:31:49 370

原创 hdu=1686 Oulipo

OulipoTime Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7213 Accepted Submission(s): 2875Problem DescriptionThe French author Georg

2015-08-07 11:59:03 398

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