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3查找最长和的数字串
Given a sequence a[1],a[2],a[3]......a[n], your job is to calculate the max sum of a sub-sequence. For example, given (6,-1,5,4,-7), the max sum in this sequence is 6 + (-1) + 5 + 4 = 14.   In...
分类:其他好文   时间:2016-05-13 02:35:04    阅读次数:290
动态规划1003
Problem Description Given a sequence a[1],a[2],a[3]......a[n], your job is to calculate the max sum of a sub-sequence. For example, given (6,-1,5,4,-7 ...
分类:其他好文   时间:2016-05-11 13:20:07    阅读次数:139
Oracle自定义聚集函数
今天工作中看见别人写的自定义聚集函数,所以一门心思的想搞懂,就在网上找资料了。 自定义聚集函数 自定义聚集函数接口简介 Oracle提供了很多预定义好的聚集函数,比如Max(), Sum(), AVG(), 但是这些预定义的聚集函数基本上都是适应于标量数据(scalar data), 对于复杂的数据 ...
分类:数据库   时间:2016-05-11 01:16:19    阅读次数:195
hdu1003 简单DP
Max Sum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 208286 Accepted Submission(s): 48751 Prob ...
分类:其他好文   时间:2016-05-07 23:43:18    阅读次数:250
HDU 1003 Max Sum(经典DP,)
Max Sum  Description Given a sequence a[1],a[2],a[3]......a[n], your job is to calculate the max sum of a sub-sequence. For example, given (6,-1,5,4,-7), the max sum in this sequence...
分类:其他好文   时间:2016-05-07 10:50:50    阅读次数:210
hdu1003 最大子串和
Max Sum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 207874 Accepted Submission(s): 48646 Prob ...
分类:其他好文   时间:2016-05-05 00:41:40    阅读次数:199
最大m子段和 Max Sum Plus Plus (Hdu 1024)
http://acm.hdu.edu.cn/showproblem.php?pid=1024 Max Sum Plus Plus http://acm.hdu.edu.cn/showproblem.php?pid=1024 Max Sum Plus Plus Time Limit: 2000/100 ...
分类:其他好文   时间:2016-05-01 11:03:47    阅读次数:194
brbustoj 1818 石子合并问题--直线版
比较经典且基础的区间dp,转移方程为 dp_max[i][j] = max(dp_max[i][j],dp_max[i][k] + dp_max[k+1][j] + sum[j]-sum[i-1]); dp_min[i][j] = min(dp_min[i][j],dp_min[i][k] + dp ...
分类:其他好文   时间:2016-04-30 18:18:32    阅读次数:121
hdu 1003,nefu 728 max sum
Description Given a sequence a[1],a[2],a[3]......a[n], your job is to calculate the max sum of a sub-sequence. For example, given (6,-1,5,4,-7), the m ...
分类:其他好文   时间:2016-04-28 00:07:35    阅读次数:222
ACM 动态规划 最大 m 子段和问题(课上)
Max Sum Plus Plus Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 23976 Accepted Submission(s): 8 ...
分类:其他好文   时间:2016-04-27 15:41:41    阅读次数:176
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