#include <iostream> #include <stdio.h> #include <string.h> #include <algorithm> #define N 40005 #define M 80005 #define LL long long using namespace std; const int INF = 0x3f3f3f3f; int ver[M],edge[M],head[N],Next[M]; int n,m,tot,r
Tree Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 12276 Accepted: 3886 Description Give a tree with n vertices,each edge has a length(positive integer less than 1001). Define dist(u,v)=The min distance between node u and v. Give an
Distance on the tree DSM(Data Structure Master) once learned about tree when he was preparing for NOIP(National Olympiad in Informatics in Provinces) in Senior High School. So when in Data Structure Class in College, he is always absent-minded about
POJ1741:Tree Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 29574 Accepted: 9915 Description Give a tree with n vertices,each edge has a length(positive integer less than 1001). Define dist(u,v)=The min distance between node u and v.
Ultra-QuickSort 题目链接:http://poj.org/problem?id=2299 Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 51641 Accepted: 18948 Description In this problem, you have to analyze a particular sorting algorithm. The algorithm processes a sequen
We are given a binary tree (with root node root), a target node, and an integer value K. Return a list of the values of all nodes that have a distance K from the target node. The answer can be returned in any order. Example 1: Input: root = [3,5,1,6
We are given a binary tree (with root node root), a targetnode, and an integer value K. Return a list of the values of all nodes that have a distance Kfrom the target node. The answer can be returned in any order. Example 1: Input: root = [3,5,1,6,2
D. Distance in Tree time limit per test 3 seconds memory limit per test 512 megabytes input standard input output standard output A tree is a connected graph that doesn't contain any cycles. The distance between two vertices of a tree is the length (
