【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	13118116123	2ms	512 KiB	C++14	149 Bytes	2026-7-22 10:02:48
AC	u24023	2ms	504 KiB	C++14	107 Bytes	2025-5-10 14:59:33
AC	u24011	3ms	324 KiB	C++17	99 Bytes	2024-12-21 16:14:09
AC	u250201	3ms	536 KiB	C++14	127 Bytes	2025-9-13 9:52:47
AC	u250202	3ms	552 KiB	C++14	128 Bytes	2025-9-13 10:09:17
AC	u250207	3ms	536 KiB	C++14	127 Bytes	2025-9-13 9:58:03
AC	jun	3ms	324 KiB	C++14	127 Bytes	2025-9-13 9:34:11
AC	u24016	3ms	504 KiB	C++14	102 Bytes	2025-4-29 13:26:19
AC	u250206	3ms	768 KiB	C++14	132 Bytes	2025-9-13 9:53:17
AC	u250204	3ms	536 KiB	C++14	120 Bytes	2025-9-13 9:53:48
AC	u24022	3ms	536 KiB	C++14	102 Bytes	2025-3-11 18:33:45
AC	u250209	3ms	536 KiB	C++14	127 Bytes	2025-9-13 10:01:31
AC	u24013	3ms	768 KiB	C++17	97 Bytes	2024-11-30 15:00:54
AC	u24002	3ms	324 KiB	C++17	128 Bytes	2024-11-24 8:50:34
AC	u24004	3ms	500 KiB	C++14	121 Bytes	2025-1-4 11:17:24
AC	u24020	3ms	320 KiB	C++14	102 Bytes	2025-3-11 18:35:50