Problem Description
bobo found an ancient string. The string contains only three charaters -- "(", ")" and "?".
bobo would like to replace each "?" with "(" or ")" so that the string is valid (d...
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其他好文 时间:
2014-08-08 18:15:06
阅读次数:
273
Description
Given m sequences, each contains n non-negative integer. Now we may select one number from each sequence to form a sequence with m integers. It's clear that we may get n ^ m this kind o...
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其他好文 时间:
2014-08-08 16:10:06
阅读次数:
236
fix/fast协议中PMAP(存在图)和Sequence的解析要点
吴旻
泰岩网络工作室
因为升级的原因,我整理了一个从前的兄弟写的FIX/FAST解析代码。其中一直让我看不懂的是PMAP和Sequence的解法(因为代码事实上是有问题的),我也没找到相关的文档。下载了Quickfast的安装包,费了牛劲安装好,发现更复杂。好在只用到了一点点,算是把这两件事弄...
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其他好文 时间:
2014-08-08 16:09:16
阅读次数:
204
这道题是树状数组的题,但是用普通数组也能整出来,没学树状数组,就用的普通数组,算是高效算法吧,下面是我的修改思路:
1.一上来我写了如下代码:把每个新加进去的数压入vector,但是我在当t=1时,我的想法是将v[i]一个一个加上去,这样肯定会超时,而且我这个方法的sum是最后一起求的,这样多了个循环,又耗费时间。
#include
#include
#include
#include
#in...
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其他好文 时间:
2014-08-08 12:39:25
阅读次数:
305
Unlike other programming paradigms in which apps are launched with a main()method, the Android system initiates code in an Activity instance by invoking specific callback methods that correspond to specific stages of its lifecycle. There is a sequence of c...
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移动开发 时间:
2014-08-08 08:28:45
阅读次数:
539
Problem Description
PM Room defines a sequence A = {A1, A2,..., AN}, each of which is either 0 or 1. In order to beat him, programmer Moor has to construct another sequence B = {B1, B2,... , BN}
of...
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其他好文 时间:
2014-08-07 23:18:54
阅读次数:
308
Room and MoorProblem DescriptionPM Room defines a sequence A = {A1, A2,..., AN}, each of which is either 0 or 1. In order to beat him, programmer Moor...
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其他好文 时间:
2014-08-07 22:53:15
阅读次数:
293
题目链接:http://acm.hnu.cn/online/?action=problem&type=show&id=12869解题报告:看到n的范围这么大,一看就是找规律,把前30个打出来之后就找到了循环节,循环节从第25个开始,长度为6。离线打表,把所有结果都打出来了。 1 #include 2...
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其他好文 时间:
2014-08-07 22:43:45
阅读次数:
312
Longest Consecutive SequenceGiven an unsorted array of integers, find the length of the longest consecutive elements sequence.For example,Given[100, 4...
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其他好文 时间:
2014-08-07 18:13:20
阅读次数:
171
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4915解题报告:从前往后遍历一次,每次判断')'的数目是不是满足 n 2 #include 3 #include 4 #include 5 using namespace std; 6 const in....
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其他好文 时间:
2014-08-07 12:59:10
阅读次数:
237