【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	lingbourui	2ms	512 KiB	C++11	86 Bytes	2026-2-19 23:23:41
AC	周正泓	2ms	484 KiB	C++98	78 Bytes	2024-12-8 15:32:17
AC	卓心瑜	2ms	508 KiB	C++14	98 Bytes	2025-11-22 16:44:09
AC	正周泓	2ms	504 KiB	C++11	78 Bytes	2025-5-17 22:00:24
AC	国服卤蛋	2ms	504 KiB	C++11(O2)	104 Bytes	2025-4-11 20:07:41
AC	cooper	2ms	504 KiB	C++14	85 Bytes	2026-1-10 17:30:41
AC	ruian	2ms	504 KiB	C++14	92 Bytes	2026-1-10 17:27:46
AC	我是傻逼	2ms	324 KiB	C++98	97 Bytes	2025-3-8 16:59:26
AC	qianxi	2ms	356 KiB	C++14	77 Bytes	2026-1-10 17:26:42
AC	pengxinrui	3ms	536 KiB	C++11	79 Bytes	2025-3-1 14:55:26
AC	xiezhenxun	3ms	504 KiB	C++14	91 Bytes	2026-1-10 17:38:15
AC	我是贝利亚	3ms	504 KiB	C++98	81 Bytes	2025-4-19 7:33:58
AC	王俊垚	3ms	504 KiB	C++14	84 Bytes	2025-10-8 10:29:17
AC	宏宸万里	3ms	540 KiB	C++11(O2)	99 Bytes	2024-12-8 15:33:13
AC	linziqiao	3ms	504 KiB	C++11	91 Bytes	2025-4-19 15:44:56
AC	蔡泓铭	3ms	504 KiB	C++14	142 Bytes	2025-7-19 15:32:22
AC	爱新觉罗玄烨	3ms	348 KiB	C++11(O2)	102 Bytes	2025-4-15 21:23:02
AC	ZSzhouwanwu	3ms	512 KiB	C++14	102 Bytes	2026-3-19 19:13:27
AC	肖琢琰	3ms	504 KiB	C++14	85 Bytes	2025-11-22 16:42:52
AC	林泓鑫	3ms	504 KiB	C++14	94 Bytes	2025-10-8 10:09:03
AC	zhuohao	3ms	504 KiB	C++98	91 Bytes	2025-5-4 21:25:00
AC	lsz121021	3ms	508 KiB	C++11	108 Bytes	2025-4-15 21:49:47
AC	苏喆浩	3ms	504 KiB	C++14	74 Bytes	2025-10-31 22:26:50
AC	ffff	3ms	504 KiB	C++98	107 Bytes	2025-5-19 17:33:10
AC	我是一号	3ms	324 KiB	C++11	79 Bytes	2025-3-23 22:44:29