【例3.1】输出表达式的值

状态	递交者	时间	内存	语言	代码	递交时间
AC	262620336_孔铭哲	1ms	256 KiB	C	97 Bytes	2026-10-11 14:30:00
AC	彭墨涵182611308	1ms	256 KiB	C	83 Bytes	2026-9-25 23:56:33
AC	182610421丁牧坤	1ms	256 KiB	C	90 Bytes	2026-9-15 21:05:46
AC	072680104巴勒波塔	1ms	256 KiB	C	91 Bytes	2026-9-26 2:54:53
AC	052650331赵景凯	1ms	256 KiB	C	91 Bytes	2026-9-19 20:39:44
AC	182612903李正晨	1ms	256 KiB	C	79 Bytes	2026-9-22 23:01:27
AC	052650322董亿达	1ms	256 KiB	C	76 Bytes	2026-9-3 19:07:58
AC	xhban	1ms	256 KiB	C	148 Bytes	2026-10-1 11:33:45
AC	潘明阳182611622	1ms	256 KiB	C	93 Bytes	2026-9-3 20:49:00
AC	182611201 崔雅琦	1ms	256 KiB	C	115 Bytes	2026-9-22 23:57:41
AC	Exeyes_BCNR	1ms	256 KiB	C	88 Bytes	2026-9-16 7:18:30
AC	+++	1ms	256 KiB	C	107 Bytes	2026-9-17 16:18:43
AC	182600105唐陆洋	1ms	256 KiB	C	90 Bytes	2026-9-3 22:16:57
AC	182611309张瑞晨	1ms	256 KiB	C	154 Bytes	2026-9-7 9:32:43
AC	012650227于正洋	1ms	256 KiB	C	83 Bytes	2026-9-28 14:06:53
AC	242620117周子贺	1ms	256 KiB	C	88 Bytes	2026-8-21 12:17:18
AC	042600602	1ms	256 KiB	C	86 Bytes	2026-9-3 8:59:52
AC	042600734	1ms	256 KiB	C	105 Bytes	2026-9-21 13:30:16
AC	052620114罗子昕	1ms	256 KiB	C	88 Bytes	2026-9-17 20:01:40
AC	182611903	1ms	256 KiB	C	122 Bytes	2026-9-16 22:40:45
AC	TZOF	1ms	256 KiB	C	88 Bytes	2026-9-17 22:26:47
AC	152631111徐梓铭	6ms	836 KiB	C	125 Bytes	2026-9-17 17:03:44