【入门】已知正方形的周长求面积

状态	递交者	时间	内存	语言	代码	递交时间
AC	cll	2ms	508 KiB	C++14 (O2)	123 Bytes	2026-9-10 15:40:53
AC	kk004	3ms	576 KiB	C++14 (O2)	158 Bytes	2026-9-19 12:13:24
AC	kk102	3ms	572 KiB	C++14 (O2)	138 Bytes	2026-9-13 10:48:21
AC	kk123	3ms	568 KiB	C++14 (O2)	159 Bytes	2026-9-10 18:01:18
AC	kk014	18ms	4 MiB	Python 3	46 Bytes	2026-9-6 16:02:00
AC	kk015	19ms	3.8 MiB	Python 3	47 Bytes	2026-10-18 16:42:07
AC	kk390	20ms	3.9 MiB	Python 3	45 Bytes	2026-9-17 17:26:51
AC	kk020	20ms	3.9 MiB	Python 3	44 Bytes	2026-10-29 18:22:59
AC	kk201	20ms	4 MiB	Python 3	44 Bytes	2026-9-26 15:02:32
AC	kk059	21ms	3.8 MiB	Python 3	48 Bytes	2026-9-21 18:04:17
AC	admin	22ms	3.7 MiB	Python 3	44 Bytes	2026-9-26 15:02:35
AC	kk012	23ms	3.7 MiB	Python 3	44 Bytes	2026-9-26 15:04:02