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
1.在linux中安装好R 2.准备好画曼哈顿图的R脚本即manhattan.r,manhattan.r内容如下: #!/usr/bin/Rscript #example : Rscript plot_manhatom.r XXX.assoc XXX.pdf argv <- commandArgs() #define the function to plot the manhatton and quantitle-quantitle plot plot_manhatton<-function(
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],
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
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
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
Teacher Bo Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 1014 Accepted Submission(s): 561 Problem Description Teacher BoBo is a geography teacher in the school.One day in his class,he mar
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