Object Clustering Description We have N (N ≤ 10000) objects, and wish to classify them into several groups by judgement of their resemblance. To simply the model, each object has 2 indexes a and b (a, b ≤ 500). The resemblance of object i and object…
Description We have N (N ≤ 10000) objects, and wish to classify them into several groups by judgement of their resemblance. To simply the model, each object has 2 indexes a and b (a, b ≤ 500). The resemblance of object i and object j is defined by di…
Object Clustering Description We have N (N ≤ 10000) objects, and wish to classify them into several groups by judgement of their resemblance. To simply the model, each object has 2 indexes a and b (a, b ≤ 500). The resemblance of object i and objec…
Object Clustering Time Limit: 2000MS Memory Limit: 131072K Total Submissions: 2640 Accepted: 806 Description We have N (N ≤ 10000) objects, and wish to classify them into several groups by judgement of their resemblance. To simply the model, each…
题目链接:http://poj.org/problem?id=3241 Description We have N (N ≤ 10000) objects, and wish to classify them into several groups by judgement of their resemblance. To simply the model, each object has 2 indexes a and b (a, b ≤ 500). The resemblance of ob…
Requirements Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 3908 Accepted: 1318 Description An undergraduate student, realizing that he needs to do research to improve his chances of being accepted to graduate school, decided that it…
Hyperspace Time Limit: 20000/10000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 1023 Accepted Submission(s): 492 Problem Description The great Mr.Smith has invented a hyperspace particle generator. The device i…
Eight Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 30127 Accepted: 13108 Special Judge Description The 15-puzzle has been around for over 100 years; even if you don't know it by that name, you've seen it. It is constructed with 15…
Hyperspace Time Limit: 20000/10000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 314 Accepted Submission(s): 155 Problem Description The great Mr.Smith has invented a hyperspace particle generator. The device is…
Hyperspace Time Limit: 20000/10000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 67 Accepted Submission(s): 32 Problem Description The great Mr.Smith has invented a hyperspace particle generator. The device is v…
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3448 Accepted Submission(s): 1144 Problem Description It has been ten years since TJU-ACM established. And in this year all the retired TJU-ACM…
题目链接 正经解法: 给定n个点的坐标,找一个点,到其他点的曼哈顿距离之和最小.n可以是100000.大概要一个O(nlogn)的算法.算曼哈顿距离可以把x和y分开计算排好序后计算前缀和就可以在O(1)时间内判断一个点到其他点的距离. #include<cstdio> #include<algorithm> using namespace std; #define ll long long #define N 100005 int t,n; ll ans,sum[N],sx[N],…
Meeting point-1 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2866 Accepted Submission(s): 919 Problem Description It has been ten years since TJU-ACM established. And in this year all the…
题目: http://acm.hdu.edu.cn/showproblem.php?pid=4312 Meeting point-2 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1231 Accepted Submission(s): 691 Problem Description It has been ten years s…
题目:http://acm.hdu.edu.cn/showproblem.php?pid=4311 Meeting point-1 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3426 Accepted Submission(s): 1131 Problem Description It has been ten years s…