[ACM]_树状数组
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[ACM] hdu 5147 Sequence II （树状数组，前缀和，后缀和）
Sequence IIProblem DescriptionLong long ago, there is a sequence A with length n. All numbers in this sequence is no smaller than 1 and no bigger than n, and all numbers are different in原创 2014-12-21 14:59:16 · 2493 阅读 · 0 评论 -
[ACM] hrbustoj 1161 Leyni （树状数组）
LeyniTime Limit: 3000 MSMemory Limit: 65536 KTotal Submit: 247(56 users)Total Accepted: 78(53 users)Rating: Special Judge: NoDescription原创 2014-04-22 10:08:17 · 1600 阅读 · 0 评论 -
[ACM] hrbustoj 1400 汽车比赛 （树状数组）
汽车比赛Time Limit: 1000 MSMemory Limit: 65536 KTotal Submit: 188(56 users)Total Accepted: 72(50 users)Rating: Special Judge: NoDescription原创 2014-04-21 20:35:42 · 1663 阅读 · 0 评论 -
[ACM] hdu 2352 Stars （树状数组）
StarsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 30272 Accepted: 13206DescriptionAstronomers often examine star maps where stars are represented by po原创 2014-04-19 20:53:51 · 2037 阅读 · 0 评论 -
[ACM] hdu 1166 敌兵布阵（树状数组）
敌兵布阵Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 36928 Accepted Submission(s): 15589Problem Description C国的死对头A国这段时间正在进行军事原创 2014-04-19 19:02:34 · 1716 阅读 · 0 评论