摘要: 母函数详解分类: 技巧 母函数 2012-10-07 00:58 2250人阅读 评论(4) 收藏 举报cmatrixfunction母函数(Generating function)详解在数学中,某个序列的母函数是一种形式幂级数,其每一项的系数可以提供关于这个序列的信息。使用母函数解决问题的方法称... 阅读全文
posted @ 2014-05-06 11:59 盒子先生★ 阅读(201) 评论(0) 推荐(0) 编辑
摘要: hdu 1028 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////... 阅读全文
posted @ 2014-05-06 10:02 盒子先生★ 阅读(200) 评论(0) 推荐(0) 编辑
摘要: hdu1021分类: 数学 2011-08-12 11:42 652人阅读 评论(0) 收藏 举报integernumbersinputeachFibonacci AgainTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/... 阅读全文
posted @ 2014-05-06 09:43 盒子先生★ 阅读(131) 评论(0) 推荐(0) 编辑
摘要: Least Common MultipleTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 28696 Accepted Submiss... 阅读全文
posted @ 2014-05-05 22:32 盒子先生★ 阅读(151) 评论(0) 推荐(0) 编辑
摘要: hdu1014杭电ACM 2014暑期集训队——选拔安排~Uniform GeneratorTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): ... 阅读全文
posted @ 2014-05-04 18:09 盒子先生★ 阅读(408) 评论(0) 推荐(0) 编辑
摘要: 1001 Sum ProblemTime Limit: 1000/500 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 266690 Accepted Submission(s... 阅读全文
posted @ 2014-05-04 17:50 盒子先生★ 阅读(206) 评论(0) 推荐(0) 编辑
摘要: #include#include#includeusing namespace std;int main(){ int n,i; char a[100000]; cin>>a; sort(a,a+strlen(a)); do{ cout<<a<<endl; }while(next_permut... 阅读全文
posted @ 2014-04-30 18:14 盒子先生★ 阅读(113) 评论(0) 推荐(0) 编辑
摘要: VoteTime Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3391 Accepted Submission(s): 1829Proble... 阅读全文
posted @ 2014-04-20 17:18 盒子先生★ 阅读(445) 评论(0) 推荐(0) 编辑
摘要: Sort itTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2200 Accepted Submission(s): 1580Pro... 阅读全文
posted @ 2014-04-19 11:57 盒子先生★ 阅读(184) 评论(0) 推荐(0) 编辑
摘要: Problem DescriptionAs is known to all, long long ago sailormoon once was an association of fighters. Till now, sailormoon is also an association of gi... 阅读全文
posted @ 2014-04-19 11:21 盒子先生★ 阅读(230) 评论(0) 推荐(0) 编辑