【例7.1】保留3位小数

状态	递交者	时间	内存	语言	代码	递交时间
AC	周彦如	6ms	504 KiB	C++14(O2)	150 Bytes	2025-7-15 9:42:59
AC	琳轲	7ms	508 KiB	C++98	155 Bytes	2025-7-26 12:00:02
AC	叶子瑜	7ms	768 KiB	C++14(O2)	153 Bytes	2024-12-22 14:59:38
AC	25haozyq	8ms	504 KiB	C++14(O2)	203 Bytes	2025-5-31 17:50:01
AC	456123	8ms	552 KiB	C++14(O2)	161 Bytes	2025-3-14 20:15:59
AC	韩其芮	8ms	508 KiB	C++14(O2)	159 Bytes	2025-7-15 9:47:12
AC	wangzihang	8ms	536 KiB	C++98(O2)	160 Bytes	2025-7-15 9:41:40
AC	zhl	8ms	508 KiB	C++98	158 Bytes	2025-7-5 20:28:24
AC	zhangjinhan@qq.com	8ms	504 KiB	C++14(O2)	154 Bytes	2025-7-15 9:42:07
AC	wangyihan	8ms	532 KiB	C++14(O2)	136 Bytes	2025-7-15 9:40:51
AC	孙昊源挑战新手村	8ms	760 KiB	C++17(O2)	200 Bytes	2025-7-14 14:57:23
AC	刘茗逸	8ms	504 KiB	C++98	156 Bytes	2025-7-17 9:45:16
AC	pangxvehcneg	8ms	504 KiB	C++14(O2)	158 Bytes	2025-7-15 9:42:16
AC	任思奇	8ms	764 KiB	C++14(O2)	153 Bytes	2025-3-14 20:13:52
AC	张智博	8ms	504 KiB	C++98	115 Bytes	2025-4-6 16:35:26
AC	苗峻闻	8ms	508 KiB	C++14(O2)	161 Bytes	2025-7-15 9:41:36
AC	徐自均	8ms	504 KiB	C++14(O2)	163 Bytes	2025-7-15 9:40:56
AC	Jerry	8ms	504 KiB	C++98	160 Bytes	2025-7-26 11:58:09
AC	伏品翰	8ms	764 KiB	C++14(O2)	155 Bytes	2025-3-14 20:17:18
AC	高王宣	8ms	504 KiB	C++14(O2)	167 Bytes	2025-7-15 9:40:50
AC	humo	8ms	504 KiB	C++98	154 Bytes	2025-8-2 11:01:44
AC	liuyimingxiaotaozi	8ms	504 KiB	C++17	161 Bytes	2025-7-26 11:59:05
AC	renjunyi	9ms	536 KiB	C++98	148 Bytes	2025-3-14 20:12:50
AC	张磊	9ms	504 KiB	C++98	167 Bytes	2025-7-26 11:59:09
AC	Phy	9ms	760 KiB	C++98	150 Bytes	2025-7-26 11:58:16
AC	周光程	9ms	536 KiB	C++98	139 Bytes	2024-12-1 9:45:40
AC	wangjawei	9ms	536 KiB	C++14(O2)	150 Bytes	2024-12-22 9:00:18
AC	super李骄阳	9ms	764 KiB	C++14(O2)	149 Bytes	2025-7-15 9:41:22
AC	王浩然	9ms	760 KiB	C++14(O2)	165 Bytes	2025-7-15 9:42:39
AC	刘一杨	9ms	536 KiB	C++14(O2)	156 Bytes	2025-3-14 20:14:31
AC	崔译文	9ms	536 KiB	C++98	145 Bytes	2024-12-1 9:51:08
AC	wu88	9ms	536 KiB	C++14(O2)	149 Bytes	2024-12-15 9:36:52
AC	汤舜哲	9ms	540 KiB	C++14(O2)	144 Bytes	2024-12-1 9:42:01
AC	jiangyucheng	9ms	504 KiB	C++14(O2)	156 Bytes	2025-7-17 8:38:45
AC	zhangqirui	9ms	540 KiB	C++14(O2)	183 Bytes	2024-12-8 14:23:13
AC	孙鸣阳2	10ms	536 KiB	C++11	123 Bytes	2025-1-22 9:55:13
AC	zhutongyu	10ms	536 KiB	C++14(O2)	151 Bytes	2024-12-22 8:57:40
AC	魏辰	10ms	540 KiB	C++14(O2)	149 Bytes	2024-12-22 8:58:52
AC	徐润余	97ms	4 MiB	Python 3	35 Bytes	2025-4-26 17:34:18
AC	whs__1234	98ms	4 MiB	Python 3	39 Bytes	2024-12-20 19:24:40
AC	kmjb002	98ms	4 MiB	Python 3	37 Bytes	2024-12-8 10:48:08
AC	孙鸣阳	100ms	4 MiB	Python 3	37 Bytes	2024-12-20 19:24:06
AC	liyuzhe	101ms	4 MiB	Python 3	37 Bytes	2024-12-20 19:15:05
AC	chengyuming	101ms	3.9 MiB	Python 3	35 Bytes	2024-12-8 10:49:12
AC	徐政皓很帅	102ms	4 MiB	Python 3	37 Bytes	2024-12-20 19:18:28
AC	Joker X	102ms	3.9 MiB	Python 3	67 Bytes	2025-1-22 17:17:29
AC	qq001	103ms	3.9 MiB	Python 3	39 Bytes	2024-12-25 21:06:47
AC	shenrongyan	103ms	4 MiB	Python 3	39 Bytes	2025-2-6 18:08:15
AC	cindy	103ms	4 MiB	Python 3	37 Bytes	2025-4-26 17:30:29
AC	KAZUHA	103ms	3.8 MiB	Python 3	35 Bytes	2024-12-8 10:43:50