【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	15861021069	7ms	508 KiB	C++17(O2)	133 Bytes	2025-6-22 16:36:37
AC	15896035665	8ms	508 KiB	C++17(O2)	123 Bytes	2025-7-9 14:24:25
AC	15996006306	8ms	504 KiB	C++17(O2)	144 Bytes	2025-7-6 12:42:04
AC	13705268705	8ms	504 KiB	C++17(O2)	170 Bytes	2025-7-10 9:40:53
AC	18944805329	8ms	768 KiB	C++17(O2)	124 Bytes	2025-9-14 11:38:49
AC	13951145877	8ms	532 KiB	C++17(O2)	129 Bytes	2025-7-10 10:29:25
AC	15905258371	8ms	508 KiB	C++17(O2)	125 Bytes	2025-7-12 10:34:47
AC	18112194333	8ms	504 KiB	C++17(O2)	123 Bytes	2025-6-21 10:25:21
AC	18621292281	8ms	504 KiB	C++17(O2)	125 Bytes	2025-11-2 9:57:36
AC	18796792921	8ms	504 KiB	C++17(O2)	121 Bytes	2025-7-10 10:30:03
AC	15961095085	8ms	504 KiB	C++17(O2)	108 Bytes	2025-7-9 14:24:28
AC	15896015968	8ms	508 KiB	C++17(O2)	126 Bytes	2025-7-12 15:23:13
AC	18994669808	8ms	508 KiB	C++17(O2)	122 Bytes	2025-11-2 9:56:29
AC	15705262266	8ms	504 KiB	C++17(O2)	121 Bytes	2025-11-2 9:58:26
AC	18082060086	8ms	760 KiB	C++17(O2)	125 Bytes	2025-6-22 13:46:02
AC	caochungui	8ms	504 KiB	C++17(O2)	126 Bytes	2025-7-10 10:49:31
AC	15896581923	8ms	504 KiB	C++17(O2)	123 Bytes	2025-6-22 16:56:23
AC	17368079895	8ms	504 KiB	C++17(O2)	116 Bytes	2025-8-19 10:45:55
AC	15351596862	8ms	504 KiB	C++17(O2)	122 Bytes	2025-6-2 17:58:43
AC	18761092928	8ms	756 KiB	C++17(O2)	123 Bytes	2025-6-2 15:45:12
AC	15052385956	8ms	508 KiB	C++17(O2)	122 Bytes	2025-6-21 10:47:57
AC	15190056606	8ms	504 KiB	C++17(O2)	119 Bytes	2025-7-12 10:33:33
AC	15252666790	8ms	504 KiB	C++17(O2)	125 Bytes	2025-6-15 16:42:44
AC	18451652600	9ms	760 KiB	C++17(O2)	109 Bytes	2025-6-15 16:41:48
AC	18752513570	9ms	508 KiB	C++17(O2)	123 Bytes	2025-11-2 9:56:32
AC	13901420420	9ms	504 KiB	C++17(O2)	120 Bytes	2025-6-21 10:31:15
AC	18796792921-2	9ms	504 KiB	C++17(O2)	124 Bytes	2025-11-2 8:52:05
AC	15952606862	9ms	504 KiB	C++17(O2)	122 Bytes	2025-6-21 10:29:24
AC	15295226415	9ms	504 KiB	C++17(O2)	125 Bytes	2025-11-2 9:53:26
AC	15052321516	9ms	504 KiB	C++17(O2)	134 Bytes	2025-6-22 13:46:22
AC	13641567801	9ms	504 KiB	C++17(O2)	132 Bytes	2025-6-22 13:46:18