【例37.1】分数加减表达式的值

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	朱子轩	26ms	764 KiB	C++98	217 Bytes	2025-10-1 18:04:29
AC	庞少卿	26ms	760 KiB	C++98	286 Bytes	2025-11-4 21:08:14
AC	张若煊	27ms	760 KiB	C++98	223 Bytes	2025-11-16 20:56:50
AC	许苡键	27ms	760 KiB	C++98	165 Bytes	2025-12-1 15:18:20
AC	李文茵	29ms	760 KiB	C++98	193 Bytes	2025-12-2 10:00:21