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UVA 10213 How Many Pieces of Land? 欧拉定理
欧拉定理 V-E+F=C+1 Problem G How Many Pieces of Land? Input: Standard Input Output: Standard Output Time Limit: 3 seconds   You are given an elliptical shaped land and you are asked to ch...
分类:其他好文   时间:2015-02-02 00:42:26    阅读次数:197
Server Tomcat v7.0 Server at localhost was unable
错误:Server Tomcat v7.0 Server at localhost was unable to start within 45 seconds 错误提示就是我们限定了部署的时间导致的错误。 修改 workspace\.metadata\.plugins\org.eclipse.wst.server.core\servers...
分类:其他好文   时间:2015-01-31 22:01:14    阅读次数:195
TJU Problem 2857 Digit Sorting
原题:2857. Digit SortingTime Limit: 1.0 Seconds Memory Limit: 65536KTotal Runs: 3234 Accepted Runs: 1704Several players play a game. Each player choose....
分类:其他好文   时间:2015-01-31 12:04:15    阅读次数:185
ZOJ 2283 Challenge of Wisdom 数论,Dilworth Theorem,求最长反链 难度:2
Challenge of WisdomTime Limit:2 Seconds Memory Limit:32768 KBBackground"Then, I want to know whether you're a wise boy!"Problem"I have a great deal of...
分类:其他好文   时间:2015-01-31 11:51:44    阅读次数:529
TJU Problem 1065 Factorial
注意数据范围,十位数以上就可以考虑long long 了,断点调试也十分重要。原题:1065. FactorialTime Limit: 1.0 Seconds Memory Limit: 65536KTotal Runs: 6067 Accepted Runs: 2679The most imp....
分类:其他好文   时间:2015-01-30 22:17:35    阅读次数:230
ANR
一:什么是ANR ANR:Application Not Responding,即应用无响应二:ANR的类型 ANR一般有三种类型: 1:KeyDispatchTimeout(5 seconds) --主要类型 按键或触摸事件在特定时间内无响应 2:BroadcastTimeout(1...
分类:其他好文   时间:2015-01-28 21:08:35    阅读次数:169
ZOJ 3529 A Game Between Alice and Bob (分解质因数+Nim博弈)
A Game Between Alice and BobTime Limit:5 Seconds Memory Limit:262144 KBAlice and Bob play the following game. A series of numbers is written on the bl...
分类:其他好文   时间:2015-01-28 21:06:02    阅读次数:334
python-time模块计算程序运行的时间
计算python程序的运行时间方法1importdatetimestarttime=datetime.datetime.now()#longrunningendtime=datetime.datetime.now()print(endtime-starttime).seconds方法2start=time.time()run_fun()end=time.time()printend-start方法3start=time.clock()run_fun()end=time.clock..
分类:编程语言   时间:2015-01-28 19:56:35    阅读次数:221
MATLAB中估算运行时间-tic、toc用法
有时候我们要比较两个方法的运行效率,那么就可以利用tic、toc这两个函数去估算运行时间。使用方法如下:tic for k=1:100 s=sum(k); end toc 运行结果:  Elapsed time is 0.000003 seconds. 是不是很容易呢?用tic,toc把程序围起来就可以了!下面对比一下MATLAB中求逆矩阵两种方法的效率: tic;A=...
分类:其他好文   时间:2015-01-27 22:00:54    阅读次数:323
TJU Problem 2548 Celebrity jeopardy
下次不要被长题目吓到,其实不一定难。先看输入输出,再揣测题意。原文:2548. Celebrity jeopardyTime Limit: 1.0 Seconds Memory Limit: 65536KTotal Runs: 1306 Accepted Runs: 898It's hard to....
分类:其他好文   时间:2015-01-27 13:12:23    阅读次数:133
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