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
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
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([ 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({ * | [ DISTINCT | ALL ] expr }) [ OVER (analytic_clause) ]SELECT ENAME, E.HIREDATE, COUNT(EMPNO) OVER(ORDER BY HIREDATE RANGE BETWEEN 30 PRE...
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其他好文 时间:
2014-12-21 16:27:12
阅读次数:
225
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
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...
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其他好文 时间:
2014-12-20 08:13:50
阅读次数:
187
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
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...
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其他好文 时间:
2014-12-19 13:08:06
阅读次数:
255
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