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Uva1401(字典树)
1401 - Remember the WordTime limit: 3.000 secondsNeal is very curious about combinatorial problems, and now here comes a problem about words. Knowing ...
分类:其他好文   时间:2014-08-17 16:44:52    阅读次数:315
LeetCode OJ--Minimum Window Substring ***
https://oj.leetcode.com/problems/minimum-window-substring/模拟题这道题细节比较多。从左到右扫一遍模拟着做 class Solution {public: string minWindow(string S, string T) { ...
分类:Windows程序   时间:2014-08-17 12:55:42    阅读次数:262
poj 2151 Check the difficulty of problems(概率dp)
http://poj.org/problem?id=2151 有t个队伍,m道题,给出每个队伍做出每道题的概率。求出每个队伍至少做出一道题并且冠军队伍至少做出n道题的概率。 只要设出数组来,就很直观了。 dp[i][j][k]表示第i个队伍在前j道题中解出k道题的概率,s[i][j]表示第i个队伍最多解出j道题的概率。 首先初始化dp[i][0][0]和dp[i][j][0...
分类:其他好文   时间:2014-08-14 20:35:09    阅读次数:193
android修改布局后遇到 Incorrect line ending: found carriage return (\r) without corresponding newline (\n) 错误
遇到这个问题,只需要在eclipse中的Project选项菜单中选择clean,选中当前的项目。clean之后就不会报错了。如图:Clean will discard all build problems and built states。The projects will be rebuilt f...
分类:移动开发   时间:2014-08-14 10:28:58    阅读次数:374
POJ 2777 Count Color (线段树区间更新加查询)
Description Chosen Problem Solving and Program design as an optional course, you are required to solve all kinds of problems. Here, we get a new problem. There is a very long board with length L...
分类:其他好文   时间:2014-08-13 22:28:57    阅读次数:401
uva 1401
Neal is very curious about combinatorial problems, and now here comes a problem about words. Knowingthat Ray has a photographic memory and this may no...
分类:其他好文   时间:2014-08-13 17:54:56    阅读次数:260
ZOJ3469:Food Delivery(区间DP)
When we are focusing on solving problems, we usually prefer to stay in front of computers rather than go out for lunch. At this time, we may call for food delivery. Suppose there are N people living ...
分类:其他好文   时间:2014-08-11 15:02:22    阅读次数:333
System.Net.WebException : The remote server returned an error: (415) UNSUPPORTED MEDIA TYPE
I am having problems with a bit of code that accesses a restful web service. Running this code, it errors out at var httpResponse = (HttpWebResponse)h...
分类:Web程序   时间:2014-08-08 20:56:16    阅读次数:1149
poj 2151 Check the difficulty of problems (检查问题的难度)
poj 2151 Check the difficulty of problemshttp://poj.org/problem?id=2151题意:此刻有tn道题目,有dn个队伍,知道每个队伍能答对每个题目的概率,问:冠军至少答对n(1 8 #include 9 #include 10 #incl....
分类:其他好文   时间:2014-08-07 12:56:40    阅读次数:309
Cuckoo Hashing
Cuckoo HashingDescriptionOne of the most fundamental data structure problems is the dictionary problem: given a set D of words you want to be able to ...
分类:其他好文   时间:2014-08-06 21:51:12    阅读次数:458
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