【例4.2】天安门广场的面积

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	康朔	2ms	504 KiB	C++14	120 Bytes	2025-5-24 14:48:52
AC	小赵老师	3ms	532 KiB	C++14	91 Bytes	2025-5-24 14:46:51
AC	田灏禹	3ms	516 KiB	C++14	86 Bytes	2026-4-11 6:25:49
AC	时空小孙	3ms	512 KiB	C++14	85 Bytes	2026-4-15 18:44:52
AC	杨丛恺	3ms	504 KiB	C++14	89 Bytes	2025-6-18 17:57:44
AC	陈冠伯	3ms	504 KiB	C++14	108 Bytes	2025-5-24 14:47:03
AC	赵梓澈	3ms	512 KiB	C++14	92 Bytes	2026-3-29 19:21:02