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LightOJ 1110 An Easy LCS LCS路径输出
点击打开链接题目链接 1110 - An Easy LCS PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB LCS means 'Longest Common Subsequence' that means ...
分类:其他好文   时间:2014-08-19 12:59:35    阅读次数:604
POJ 1269 两线的关系
Intersecting LinesTime Limit:1000MSMemory Limit:10000KTotal Submissions:10967Accepted:4930DescriptionWe all know that a pair of distinct points on a p...
分类:其他好文   时间:2014-08-18 20:11:22    阅读次数:244
N-Queens II
Follow up for N-Queens problem. Now, instead outputting board configurations, return the total number of distinct solutions. public class Solution { public int totalNQueens(int n) { ...
分类:其他好文   时间:2014-08-18 10:49:54    阅读次数:206
distinct group by 去重查询
select * from dc_restaurants; 31 select DISTINCT (restaurant_name),id from dc_restaurants; 31 (会按照id和 restaurant_name 联合 去重 )select DISTINCT (restaur....
分类:其他好文   时间:2014-08-18 10:46:03    阅读次数:199
HDU 4632 Palindrome subsequence(区间dp,回文串,字符处理)
题目参考自博客:http://blog.csdn.net/u011498819/article/details/38356675题意:查找这样的子回文字符串(未必连续,但是有从左向右的顺序)个数。简单的区间dp,哎,以为很神奇的东西,其实也是dp,只是参数改为区间,没做过此类型的题,想不到用dp,以...
分类:其他好文   时间:2014-08-18 10:36:34    阅读次数:200
DBA Scripts
标记一下,慢慢研究 http://www.oracle-base.com/dba/scripts.php Monitoring access.sqlactive_sessions.sqlcache_hit_ratio.sqlcall_stack.sqlcode_dep.sqlcode_dep_distinct.sqlcode_de...
分类:数据库   时间:2014-08-16 23:51:01    阅读次数:616
hdu 3934&&poj 2079 (凸包+旋转卡壳+求最大三角形面积)
链接:http://poj.org/problem?id=2079TriangleTime Limit:3000MSMemory Limit:30000KTotal Submissions:8173Accepted:2423DescriptionGiven n distinct points on ...
分类:其他好文   时间:2014-08-16 17:07:40    阅读次数:284
Distinct Subsequences
Given a string S and a string T, count the number of distinct subsequences of T in S.A subsequence of a string is a new string which is formed from th...
分类:其他好文   时间:2014-08-16 12:23:50    阅读次数:221
[LeetCode] Subsets (bfs的vector实现)
Given a set of distinct integers, S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must not c...
分类:其他好文   时间:2014-08-15 17:18:39    阅读次数:177
nyist oj 36 最长公共子序列 (动态规划基础题)
最长公共子序列 时间限制:3000 ms  |  内存限制:65535 KB 难度:3 描述 咱们就不拐弯抹角了,如题,需要你做的就是写一个程序,得出最长公共子序列。 tip:最长公共子序列也称作最长公共子串(不要求连续),英文缩写为LCS(Longest Common Subsequence)。其定义是,一个序列 S ,如果分别是两个或多个已知序列的子序列,且是所有符合...
分类:其他好文   时间:2014-08-15 00:05:56    阅读次数:335
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