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SQL 查询存储过程
select distinct name from syscomments a,sysobjects b where a.id=b.id and b.xtype='p' --and text like '%my_sp%'
分类:数据库   时间:2014-12-22 12:27:59    阅读次数:180
[leetcode]N-Queens II
问题描述: Follow up for N-Queens problem. Now, instead outputting board configurations, return the total number of distinct solutions. (N-Queens problem can see here ) 基本思路: 可参照N-Queens问题,按...
分类:其他好文   时间:2014-12-21 22:12:49    阅读次数:157
[leetcode]N-Queens
问题描述: The n-queens puzzle is the problem of placing n queens on an n×n chessboard such that no two queens attack each other. Given an integer n, return all distinct solutions to the n-queens p...
分类:其他好文   时间:2014-12-21 22:12:21    阅读次数:159
AVG
AVG([ DISTINCT | ALL ] expr) [ OVER(analytic_clause) ]SELECT MANAGER_ID, LAST_NAME, HIRE_DATE, SALARY, AVG(SALARY) OVER(PARTITION BY MANAGER_ID ORDER ...
分类:其他好文   时间:2014-12-21 16:28:23    阅读次数:165
COUNT
COUNT({ * | [ DISTINCT | ALL ] expr }) [ OVER (analytic_clause) ]SELECT ENAME, E.HIREDATE, COUNT(EMPNO) OVER(ORDER BY HIREDATE RANGE BETWEEN 30 PRE...
分类:其他好文   时间:2014-12-21 16:27:12    阅读次数:225
NYOJ 233 Sort it【冒泡排序】
求解交换次数,用冒泡刚好 Sort it 时间限制:1000 ms  |  内存限制:65535 KB 难度:2 描述You want to processe a sequence of n distinct integers by swapping two adjacent sequence elements until the sequence ...
分类:编程语言   时间:2014-12-21 14:02:44    阅读次数:155
POJ 1458 Common Subsequence 【最长公共子序列】
解题思路:先注意到序列和串的区别,序列不需要连续,而串是需要连续的,先由样例abcfbc abfcab画一个表格分析,用dp[i][j]储存当比较到s1[i],s2[j]时最长公共子序列的长度 a b f c a b 0 0 0 0 0 0 0a 0 1 1 1 1 1 1b 0 1 2 2 2 2...
分类:其他好文   时间:2014-12-20 08:13:50    阅读次数:187
Mysql—select语句执行过程
select执行过程(8)select (9) distinct (1)from (3) join (4)where (5)group by (6)with {CUBE|ROLLUP} (7)having (10)order by (11)lim...
分类:数据库   时间:2014-12-19 14:20:41    阅读次数:175
HDU 1159 Common Subsequence (备忘录DP)
Common Subsequence Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 24493    Accepted Submission(s): 10826 Problem Description A sub...
分类:其他好文   时间:2014-12-19 13:08:06    阅读次数:255
LeetCode: N-Queens II 解题报告
N-Queens II (LEVEL 4 难度级别,最高级5)Follow up for N-Queens problem.Now, instead outputting board configurations, return the totalnumber of distinct solutio...
分类:其他好文   时间:2014-12-18 20:18:25    阅读次数:183
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