Vertex Coloring PAT-1154 #include<iostream> #include<cstring> #include<string> #include<algorithm> #include<cstdio> #include<sstream> #include<set> #include<map> #include<cmath> #include<vector>…

题目链接:1154 Vertex Coloring A proper vertex coloring is a labeling of the graph's vertices with colors such that no two vertices sharing the same edge have the same color. A coloring using at most \(k\) colors is called a (proper) \(k\)-coloring. Now y…

https://pintia.cn/problem-sets/994805342720868352/problems/1071785301894295552 A proper vertex coloring is a labeling of the graph's vertices with colors such that no two vertices sharing the same edge have the same color. A coloring using at most k …

A proper vertex coloring is a labeling of the graph's vertices with colors such that no two vertices sharing the same edge have the same color. A coloring using at most kcolors is called a (proper) k-coloring. Now you are supposed to tell if a given…

A proper vertex coloring is a labeling of the graph's vertices with colors such that no two vertices sharing the same edge have the same color. A coloring using at most k colors is called a (proper) k-coloring. Now you are supposed to tell if a given…

题目 A proper vertex coloring is a labeling of the graph's vertices with colors such that no two vertices sharing the same edge have the same color. A coloring using at most k colors is called a (proper) k-coloring. Now you are supposed to tell if a gi…

题目前半略 Sample Input: 10 11 8 7 6 8 4 5 8 4 8 1 1 2 1 4 9 8 9 1 1 0 2 4 4 0 1 0 1 4 1 0 1 3 0 0 1 0 1 4 1 0 1 0 0 8 1 0 1 4 1 0 5 3 0 1 2 3 4 5 6 7 8 8 9   Sample Output: 4-coloring No 6-coloring No #include<stdio.h> #include<vector> #include<…

A vertex cover of a graph is a set of vertices such that each edge of the graph is incident to at least one vertex of the set. Now given a graph with several vertex sets, you are supposed to tell if each of them is a vertex cover or not. Input Specif…

#include<iostream> #include<algorithm> #include<string.h> #include<stdio.h> #include<queue> #include <vector> #include <map> int s,t; int n,m; using namespace std; ; struct Node{ int to; int w; }; struct Node temp…

1831: 周末出游 Time Limit: 1 Sec  Memory Limit: 128 MB Submit: 22  Solved: 8 SubmitStatusWeb Board Description 周末天气真好,大家组织一起出去玩(玩你妹,不好好学习),可是,有些人要知道(有好朋友了不起呀)自己最要好的朋友接受邀请了,他才会去,只有邀请到他们最好的朋友才会去(贱人就是矫情).可是作为负责人的你(冤大头)必须判断是否能够办好这次聚会(气死爸爸拉,哼),邀请到所有的人. Input…