@[Gaochenxi103_QWQ](/user/717476) 4e7 肯定 MLE 啊。
by DAhhr76 @ 2024-04-25 23:11:44
那线段树做不了这道题目吗？
by Gaochenxi103_QWQ @ 2024-04-25 23:15:30
@[Gaochenxi103_QWQ](/user/717476) 我感觉不大行吧。
by DAhhr76 @ 2024-04-25 23:16:32
@[Gaochenxi103_QWQ](/user/717476) 线段树是你爹？
by 616_414 @ 2024-04-26 08:13:01
@[Gaochenxi103_QWQ](/user/717476) 你可以试试动态开点线段树
by xzz_cat6 @ 2024-04-26 08:41:52
笑死我了这个帖子，哈哈哈哈哈哈，写前缀和都不至于写线段树啊。
by Zi_Gao @ 2024-04-26 10:38:49
这题不是FFT吗？
by DFs_YYDS @ 2024-04-26 12:18:46
%%%
by __PJL__ @ 2024-04-26 12:56:38
@[Gaochenxi103_QWQ](/user/717476) 线段树是你爹？
by Aaa_liang @ 2024-04-26 13:03:01
@[Gaochenxi103_QWQ](/user/717476) 用高精加啊和快写啊
by TGD_R_123 @ 2024-04-26 13:12:03