懒鬼的私人泳池

畅通工程Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 40917 Accepted Submission(s): 21711Problem Description 某省调查城镇交通状况，得到现有城镇道路统计表，表中列出了每条道路

Wireless Network Time Limit: 10000MS Memory Limit: 65536K Total Submissions: 20573 Accepted: 8648 DescriptionAn earthquake takes place in Southeast Asia. The ACM (Asia Cooperated Medical

The Suspects Time Limit: 1000MS Memory Limit: 20000K Total Submissions: 29598 Accepted: 14400 DescriptionSevere acute respiratory syndrome (SARS), an atypical pneumonia of unknown aetiol

How Many TablesTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 20880 Accepted Submission(s): 10333Problem Description Today is Ignatius’ bi

Clarke and MSTTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 342 Accepted Submission(s): 191Problem Description Clarke is a patient with m

How Many Answers Are WrongTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 4535 Accepted Submission(s): 1741Problem Description TT and FF ar

Rikka with GraphTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 525 Accepted Submission(s): 240Problem Description As we know, Rikka is poo

Description 了解奶牛们的人都知道，奶牛喜欢成群结队．观察约翰的N(1≤N≤100000)只奶牛，你会发现她们已经结成了几个“群”．每只奶牛在吃草的时候有一个独一无二的位置坐标Xi，Yi(l≤Xi，Yi≤[1．.10^9]；Xi，Yi∈整数．当满足下列两个条件之一，两只奶牛i和j是属于同一个群的： 1．两只奶牛的曼哈顿距离不超过C(1≤C≤10^9)，即lXi - xil+lYi