摘要: Codeforces Round 932 (Div. 2) C. Messenger in MAC 题目大意 给定一些\(a_i\)\(和b_i\),选出尽量多的\(a_i 和b_i\),使得\(\sum_{i=1}^k a_{p_i}+\sum_{i=1}^{k-1}\left|b_{p_i}-b 阅读全文
posted @ 2024-04-19 14:52 seekerHeron 阅读(31) 评论(0) 推荐(0)