【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	u2608	2ms	512 KiB	C++98	89 Bytes	2026-4-4 9:20:01
AC	u2610	2ms	512 KiB	C++98	90 Bytes	2026-4-4 9:22:49
AC	u2618	3ms	512 KiB	C++14	120 Bytes	2026-5-3 15:23:40
AC	CSA	3ms	512 KiB	C++11	109 Bytes	2026-4-1 22:36:46
AC	u2603	3ms	512 KiB	C++98	90 Bytes	2026-4-3 13:00:50
AC	u2605	3ms	512 KiB	C++98	112 Bytes	2026-4-1 22:09:11
AC	u2606	3ms	512 KiB	C++98	107 Bytes	2026-4-1 22:54:23
AC	u2611	3ms	512 KiB	C++98	113 Bytes	2026-4-4 9:33:47
AC	u2601	3ms	508 KiB	C++98	93 Bytes	2026-4-7 18:12:24
AC	u2604	3ms	504 KiB	C++11	109 Bytes	2026-4-1 21:09:02
AC	u2617	3ms	512 KiB	C++11	109 Bytes	2026-4-2 21:28:51
AC	u2607	3ms	512 KiB	C++98	102 Bytes	2026-4-3 18:07:07
AC	u2609	3ms	512 KiB	C++11(O2)	95 Bytes	2026-4-4 9:27:43
AC	u2602	3ms	504 KiB	C++11	113 Bytes	2026-4-2 9:22:31
AC	u2616	3ms	512 KiB	C++98	137 Bytes	2026-4-4 9:18:15