【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	cjshuangborui	9ms	536 KiB	C++11	151 Bytes	2024-4-14 12:09:35
AC	cjspengkanghao	9ms	412 KiB		139 Bytes	2023-8-16 14:59:16
AC	gyszwangweiqi25	9ms	504 KiB	C++14(O2)	143 Bytes	2025-10-26 15:53:27
AC	cjsqiuhaochen	9ms	540 KiB	C++14(O2)	115 Bytes	2025-3-2 10:31:07
AC	cjstangcongyi	10ms	412 KiB		149 Bytes	2023-8-16 15:31:47
AC	cjsliuziang	10ms	412 KiB		155 Bytes	2023-8-16 15:17:16
AC	cjsliqiying	10ms	536 KiB	C++14(O2)	141 Bytes	2025-2-24 15:01:53
AC	cjsganzixuan	10ms	764 KiB	C++14(O2)	136 Bytes	2024-10-13 17:51:00
AC	cjswujinyuan	10ms	412 KiB		121 Bytes	2023-7-5 22:37:56
AC	cjsdengxianxiang	10ms	764 KiB		132 Bytes	2024-2-19 21:55:26
AC	cjsadw	11ms	412 KiB		136 Bytes	2023-7-18 18:47:58
AC	cjschengzhuoxu	11ms	536 KiB		130 Bytes	2024-2-2 11:26:31
AC	cjsyangchenzhi	12ms	552 KiB		133 Bytes	2024-1-22 21:38:59