~~感性认识+打表~~
by Smile_Cindy @ 2019-04-30 21:14:01
lyd的书上有，说是用导数证
by Frozencode @ 2019-04-30 21:14:59
@[Frozencode](/space/show?uid=64166) 然而他的书上不是说用四边形不等式吗
by 01190220csl @ 2019-05-09 13:51:35
考古112233
by Y15BeTa @ 2019-10-10 20:55:09
@[Luka_modric](/space/show?uid=101944) 112233考古
by Y15BeTa @ 2019-10-12 19:32:15
考古。
by xh39 @ 2020-04-03 10:49:01
112233kg
by Dovuq @ 2020-10-25 11:56:21
112233
by Implicit @ 2021-02-09 23:17:14
欢迎来到考古站点！这里是第18站，上一站：https://www.luogu.com.cn/discuss/123456 ；下一站：https://www.luogu.com.cn/discuss/2333
by Shiota_Kaede @ 2021-09-19 11:33:12
考古
by 飞啾6373 @ 2022-07-19 16:13:19