输出保留 12 位小数的浮点数

状态	递交者	时间	内存	语言	代码	递交时间
AC	牛思睿	30ms	808 KiB	C++98	748 Bytes	2025-12-4 15:22:09
AC	伏修辰	31ms	852 KiB	C++98	111 Bytes	2025-12-8 20:13:36
AC	徐嘉骏	31ms	808 KiB	C++98	125 Bytes	2025-12-5 17:02:37
AC	李一诺	31ms	804 KiB	C++98	146 Bytes	2025-12-6 11:06:50
AC	黄天泽	31ms	732 KiB	C++98	122 Bytes	2025-12-23 19:16:34
AC	陆钰凡	32ms	712 KiB	C++14	173 Bytes	2025-12-22 21:37:05
AC	周若一	33ms	812 KiB	C++14(O2)	158 Bytes	2025-12-12 19:39:37
AC	吴语沐	34ms	808 KiB	C++14(O2)	142 Bytes	2025-11-30 16:57:28
AC	陆俊瑾	34ms	744 KiB	C++98	123 Bytes	2025-12-24 20:17:27
AC	陆俣浩	36ms	816 KiB	C++14	149 Bytes	2025-10-19 18:37:50
AC	任禹泽	36ms	808 KiB	C++98	123 Bytes	2025-11-17 19:09:15
AC	wk2-bsy	37ms	804 KiB	C++14	149 Bytes	2025-11-27 21:06:02
AC	王天赐	37ms	784 KiB	C++14	140 Bytes	2025-11-7 18:58:56
AC	刘裕	37ms	808 KiB	C++98(O2)	123 Bytes	2025-11-14 21:46:28
AC	赵传硕	37ms	840 KiB	C++98	161 Bytes	2025-11-18 21:33:18
AC	储尚泽	37ms	808 KiB	C++14(O2)	138 Bytes	2025-12-28 15:21:23
AC	惠子骞	38ms	808 KiB	C++98	108 Bytes	2025-11-30 9:25:05
AC	冯熙宁	38ms	796 KiB	C++14	138 Bytes	2025-12-20 14:45:10
AC	郑彩银	39ms	700 KiB	C++98	130 Bytes	2025-11-30 11:59:33
AC	乐铭轩	39ms	808 KiB	C++11	123 Bytes	2026-1-3 15:05:39
AC	薛轶天	39ms	816 KiB	C++14(O2)	138 Bytes	2026-1-4 21:54:15
AC	许子灵	40ms	896 KiB	C++14	154 Bytes	2025-10-28 19:25:11
AC	胡景云	40ms	804 KiB	C++11	136 Bytes	2025-12-2 19:26:58
AC	李骏熙	40ms	808 KiB	C++98	163 Bytes	2025-11-28 15:42:42
AC	葛思豪	40ms	848 KiB	C++14	117 Bytes	2026-1-7 23:07:22