计算分数的浮点数值

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	罗莎	33ms	6 MiB	C++14(O2)	122 Bytes	2024-8-31 21:59:15
AC	费轩栩	34ms	6.1 MiB	C++14(O2)	143 Bytes	2024-9-7 10:08:11
AC	杨如楠	35ms	5.9 MiB	C++14(O2)	154 Bytes	2024-9-26 15:18:31
AC	高宇豪	419ms	10.4 MiB	Python 3	56 Bytes	2024-8-21 18:20:59