CF727A
by Ctjer @ 2021-06-19 23:44:28
https://studyingfather.blog.luogu.org/blog-written-guide
by SSerxhs @ 2021-06-19 23:46:19
@[Tom90325](/user/464170) 见 https://studyingfather.blog.luogu.org/blog-written-guide $2x$ 为偶数末尾要加句号，并且不要老是加逗号
by Ryan_Yu @ 2021-06-19 23:46:50
@[SSerxhs](/user/29826) 我就是看了之后还不知道问题在哪啊……
by Ctjer @ 2021-06-19 23:47:59
@[Tom90325](/user/464170) 打错了，不要老是加句号。
帮我看看呗：[捞](https://ryan933.blog.luogu.org/solution-cf394a)
by Ryan_Yu @ 2021-06-19 23:51:44
@[Tom90325](/user/464170) 公式和正文之间要加空格；有些话可以并在一段而不是每行一句话；公式里用半角逗号而非全角逗号。
by 囧仙 @ 2021-06-19 23:54:44