摘要:
[BJWC2010]严格次小生成树 题目描述 小C最近学了很多最小生成树的算法,Prim算法、Kurskal算法、消圈算法等等。正当小C洋洋得意之时,小P又来泼小C冷水了。小P说,让小C求出一个无向图的次小生成树,而且这个次小生成树还得是严格次小的,也就是说:如果最小生成树选择的边集是EM,严格次小 阅读全文
摘要:
Network Description Yixght is a manager of the company called SzqNetwork(SN). Now she's very worried because she has just received a bad news which de 阅读全文