【例4.2】天安门广场的面积

状态	递交者	时间	内存	语言	代码	递交时间
AC	于小航	2ms	492 KiB	C++98	95 Bytes	2025-11-22 14:33:47
AC	许铖晟	2ms	504 KiB	C++98	92 Bytes	2025-7-14 10:00:23
AC	UID 297	2ms	512 KiB	C++20(O2)	87 Bytes	2026-8-9 14:10:05
AC	UID 7	2ms	500 KiB	C++98	94 Bytes	2025-7-15 20:30:00
AC	UID 71	2ms	764 KiB	C++98	90 Bytes	2025-9-19 20:58:40
AC	UID 108	2ms	504 KiB	C++98	88 Bytes	2025-10-15 20:07:27
AC	万秉远	2ms	516 KiB	C++98	93 Bytes	2026-2-10 21:34:45
AC	UID 84	3ms	536 KiB	C++98	92 Bytes	2025-9-22 13:18:18
AC	UID 27	3ms	504 KiB	C++98	93 Bytes	2025-11-25 20:36:50
AC	王钧豪	3ms	504 KiB	C++98	91 Bytes	2025-11-29 13:58:53
AC	UID 63	3ms	764 KiB	C++98	101 Bytes	2025-11-24 20:00:17
AC	李屹则	3ms	504 KiB	C++98	94 Bytes	2025-11-26 17:55:46
AC	UID 23	3ms	536 KiB	C++98	116 Bytes	2025-9-14 21:46:27
AC	UID 296	3ms	512 KiB	C++20(O2)	95 Bytes	2026-8-19 14:45:18
AC	wyh	3ms	320 KiB	C++98	95 Bytes	2025-9-23 19:10:47
AC	孙辰祥	3ms	536 KiB	C++98	119 Bytes	2025-8-31 19:34:21
AC	UID 298	3ms	524 KiB	C++20(O2)	95 Bytes	2026-7-20 15:16:28
AC	单荷雯	3ms	324 KiB	C++98	129 Bytes	2025-8-27 9:33:41
AC	UID 33	3ms	536 KiB	C++98	122 Bytes	2025-8-27 9:33:09
AC	UID 95	3ms	320 KiB	C++98	98 Bytes	2025-9-22 13:21:00
AC	UID 28	3ms	504 KiB	C++98	89 Bytes	2025-12-1 20:20:35
AC	UID 24	3ms	388 KiB	C++20(O2)	77 Bytes	2026-7-20 15:14:50
AC	UID 75	3ms	536 KiB	C++98	92 Bytes	2025-9-22 13:19:21
AC	UID 299	3ms	512 KiB	C++20(O2)	110 Bytes	2026-7-20 15:06:08
AC	UID 34	3ms	536 KiB	C++98	130 Bytes	2025-8-27 9:44:25
AC	丁奕朗	3ms	540 KiB	C++98	138 Bytes	2025-8-27 9:30:18