Weak Pair Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Problem Description You are given a rooted tree of N nodes, labeled from 1 to N.…
Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 3192 Accepted Submission(s): 371 Problem Description You are given a rooted tree of N nodes, labeled from 1 to N. To the ith node a non-negat…
传送门 Problem Statement You are given a tree where each node is labeled from 1 to n. How many similar pairs(S) are there in this tree? A pair (A,B) is a similar pair if the following are true: node A is the ancestor of node B abs(A−B)≤T Input format: T…
uva12546. LCM Pair Sum One of your friends desperately needs your help. He is working with a secret agency and doing some encoding stuffs. As the mission is confidential he does not tell you much about that, he just want you to help him with a specia…
题目链接 http://acm.split.hdu.edu.cn/showproblem.php?pid=5877 Problem Description You are given a rooted tree of N nodes, labeled from 1 to N. To the ith node a non-negative value ai is assigned.An ordered pair of nodes (u,v) is said to be weak if (1) u…
[codeforces 317]A. Perfect Pair 试题描述 Let us call a pair of integer numbers m-perfect, if at least one number in the pair is greater than or equal to m. Thus, the pairs (3, 3) and (0, 2) are 2-perfect while the pair (-1, 1) is not. Two integers x, y a…
Weak Pair Problem Description You are given a rooted tree of N nodes, labeled from 1 to N. To the ith node a non-negative value ai is assigned.An ordered pair of nodes (u,v) is said to be weak if (1) u is an ancestor of v (Note: In this problem a…
作业提交时间:10月9日上课前. Design and implement an Elevator Scheduler to aim for both correctness and performance, in managed code. Skills to learn and practice: a) Peer to peer collaboration b) Requirement Analysis c) Design by contract, Int…
RFID Exploration Louis Yi, Mary Ruthven, Kevin O'Toole, & Jay Patterson What did you do? We made an Radio Frequency ID (RFID) card reader and, while attempting to create a long-range spoofer, created an jammer which overcomes card's signals. The read…
network namespace 创建network namespace # ip netns add blue # ip netns list blue 添加网口到namespace 先创建veth # ip link add veth0 type veth peer name veth1 在当前namespace可以看到veth0和veth1 # ip link list 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue st…
HDU 5877 Weak Pair(弱点对) Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Description 题目描述 You are given a rooted tree of N nodes, labeled from 1 to N. To the ith node a non-negative value ai is assigned. An ordere…
D. Kostya the Sculptor time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output Kostya is a genial sculptor, he has an idea: to carve a marble sculpture in the shape of a sphere. Kostya has a frien…
初始化: std::pair<int, float> p; //initialize p.first and p.second with zero std::pair<int, const char*> p(42, "hello"); make_pair(42, "hello"); // no need for the var name, it's returned by make_pair make_pair<int, float&g…
Input Input contains several datasets. The first line of each dataset contains two integer numbersn and m (1n10000, 1m10), the number of rows and columns in the table. The following n lines contain table rows. Each row hasm column values separated by…
Problem JThe Closest Pair ProblemInput: standard inputOutput: standard outputTime Limit: 8 secondsMemory Limit: 32 MB Given a set of points in a two dimensional space, you will have to find the distance between the closest two points. Input The input…