2020年4月10日
codeforces#1332F. Independent Set(树上dp)
摘要： F. Independent Set 题意： all the vertices in the original graph that are incident on at least one edge in the subgraph.这句话不太理解 edge-induced subgraph(诱导子 阅读全文
posted @ 2020-04-10 20:57 czh~ 阅读(254) 评论(0) 推荐(0) 编辑