【例4.2】天安门广场的面积

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	sage2012	3ms	760 KiB	C++14(O2)	114 Bytes	2025-9-29 22:26:47
AC	许然车	3ms	504 KiB	C++14(O2)	102 Bytes	2025-8-17 10:01:27
AC	duobei	3ms	504 KiB	C++14	89 Bytes	2025-5-29 23:10:46
AC	乃隆	3ms	536 KiB	C++14(O2)	96 Bytes	2025-9-12 16:07:30
AC	shtian	3ms	768 KiB	C++98	144 Bytes	2024-7-10 20:40:26
AC	简怀墨2025xlycontest	3ms	536 KiB	C++14(O2)	173 Bytes	2025-9-12 15:39:02
AC	BRO	3ms	536 KiB	C++98	93 Bytes	2024-7-8 23:28:16
AC	张霖桐	3ms	504 KiB	C++14(O2)	103 Bytes	2025-7-4 9:57:14