Average Score
Time Limit: 2 Seconds Memory Limit: 65536 KB
Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in Mathematical A...
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其他好文 时间：
2014-10-14 21:48:09
阅读次数：
147
It is quite a basic problem. However I spent half an hour solving it and made two mistakes. Guess it's because I haven't written some fundamental data structures like linked list for a while and kind...
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其他好文 时间：
2014-10-12 09:08:27
阅读次数：
176
A delegate is a reference type that can be used to encapsulate a named or an anonymous method. Delegates are similar to function
pointers in C++; however, delegates are type-safe and secure....
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其他好文 时间：
2014-10-10 15:28:24
阅读次数：
190
iOS 真机调试问题
在Archive项目时，出现了“Your build settings specify a provisioning profile with the UUID “”, however, no such provisioning profile was found”的出错。一直提示指定UUID的provisioning profile找不到，感觉很奇怪。明明自己的pr...
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其他好文 时间：
2014-10-10 11:29:54
阅读次数：
182
At first, i prepared to go through 《the introduction to algorithm》 ,however , i found some part of the book is difficult to understand; what’s more , ...
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其他好文 时间：
2014-09-26 18:17:38
阅读次数：
249
output
standard output
On Children's Day, the child got a toy from Delayyy as a present. However, the child is so naughty that he can't wait to destroy the toy.
The toy consists of n parts and
...
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其他好文 时间：
2014-09-23 04:21:23
阅读次数：
220
在Xcode中当你在更新了你得证书而再重新编译你的程序，真机调试会出现“Your build settings specify a provisioning profile with the UUID‘XXX’, however, no such provisioning profile was found. Xcode can resolve this issue by downloading...
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其他好文 时间：
2014-09-20 19:20:19
阅读次数：
226
Implement pow(x, n).Analysis:The most basic idea, x multiply itself n time and return. However, this strait forward approach got time excessed. O(n).N...
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其他好文 时间：
2014-09-20 01:04:26
阅读次数：
207
A utility class is a class filled with static methods. It is usually used to isolate a "useful" algorithm. However, in an object-oriented world, utility classes are considered a very bad practice.
The use of utility classes to be an antipattern. More speci...
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其他好文 时间：
2014-09-18 18:55:54
阅读次数：
237
Problem Description
Today is the 10th Annual of “September 11 attacks”, the Al Qaeda is about to attack American again. However, American is protected by a high wall this time, which can be treatin...
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其他好文 时间：
2014-09-18 00:52:23
阅读次数：
268
