hdu4081 Qin Shi Huang's National Road System Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 3342 Accepted Submission(s): 1171 Problem Description During the Warring States Period of ancient…
The Unique MST Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 23180 Accepted: 8235 Description Given a connected undirected graph, tell if its minimum spanning tree is unique. Definition 1 (Spanning Tree): Consider a connected, undir…
pid=4081">http://acm.hdu.edu.cn/showproblem.php?pid=4081 Problem Description During the Warring States Period of ancient China(476 BC to 221 BC), there were seven kingdoms in China ---- they were Qi, Chu, Yan, Han, Zhao, Wei and Qin. Ying Zheng wa…
题目链接:https://vjudge.net/problem/HDU-4081 Qin Shi Huang's National Road System Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8970 Accepted Submission(s): 3175 Problem Description During the…
Description Given a connected undirected graph, tell if its minimum spanning tree is unique. Definition (Spanning Tree): Consider a connected, undirected graph G = (V, E). A spanning tree of G is a subgraph of G, say T = (V', E'), with the following…