【例3.1】输出表达式的值

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	test	2ms	536 KiB	C++11	113 Bytes	2024-3-10 8:21:09
AC	zhengzihao	3ms	536 KiB	C++11	107 Bytes	2024-10-27 10:18:22
AC	manfen	3ms	536 KiB	C++11	116 Bytes	2024-10-6 9:00:32
AC	weilaicheng	3ms	320 KiB	C++11	104 Bytes	2024-3-10 8:24:00
AC	test	3ms	536 KiB	C++11	105 Bytes	2024-3-3 10:02:35
AC	赵淼森	3ms	536 KiB	C++11	110 Bytes	2024-3-3 10:05:45
AC	mijunmin	3ms	552 KiB	C++11	100 Bytes	2024-3-3 10:09:04
AC	zhutianle	3ms	536 KiB	C++11	110 Bytes	2024-3-3 16:26:11
AC	tongyizhen	4ms	536 KiB	C++11	113 Bytes	2024-3-3 10:29:18
AC	xumingyuan	4ms	324 KiB	C++11	102 Bytes	2024-3-3 10:38:48
AC	mixinyue	4ms	320 KiB	C++11	109 Bytes	2024-3-3 10:05:25
AC	weilaicheng	4ms	536 KiB	C++11	106 Bytes	2024-3-2 14:57:16
AC	zhouzeyou	4ms	536 KiB	C++11	107 Bytes	2024-3-3 10:04:20
AC	zhangyuanyuan	4ms	536 KiB	C++11	105 Bytes	2024-3-3 10:13:41
AC	zhutianle	4ms	324 KiB	C++11	110 Bytes	2024-3-3 9:41:05