2020年12月3日
HDU 4366 Successor (dfs序列+分块)
摘要： ##题目 Problem Description Sean owns a company and he is the BOSS.The other Staff has one Superior.every staff has a loyalty and ability.Some times Sean 阅读全文
posted @ 2020-12-03 19:25 Luglucky 阅读(80) 评论(0) 推荐(0) 编辑