【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	资逸麒 (2023f4)	1ms	516 KiB	C	85 Bytes	2024-2-1 3:07:34
AC	吕博程（3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986） (2023f58)	2ms	6.9 MiB	C++ 11	178 Bytes	2024-1-11 14:14:13
AC	肖宇轩 (xn2024006)	2ms	764 KiB	C++ 11	110 Bytes	2024-4-27 10:02:35
AC	汤思琪 (xn2024003)	2ms	324 KiB	C++ 17	106 Bytes	2024-3-26 6:54:17
AC	陈诺 (2023f90)	3ms	532 KiB	C++ 11	107 Bytes	2024-6-30 6:27:23
AC	费俊贤 (2023f109)	3ms	536 KiB	C++ 11	125 Bytes	2024-2-14 14:09:50
AC	刘辰轩 (bz02)	3ms	764 KiB	C++ 98	112 Bytes	2024-7-19 4:39:48
AC	dragon (sst2402)	3ms	500 KiB	C++ 11	113 Bytes	2024-8-1 4:26:17
AC	杨锦渲 (2023f97)	3ms	768 KiB	C++ 17	122 Bytes	2024-6-23 10:09:17
AC	奋斗 (2023f200)	3ms	324 KiB	C++ 17	112 Bytes	2024-6-28 15:09:17
AC	周睿泽 (20230701)	3ms	496 KiB	C++ 17	112 Bytes	2024-1-12 15:14:25
AC	齐俞然 (2023f9)	3ms	768 KiB	C++ 11	106 Bytes	2024-3-10 4:55:53
AC	李洋鑫鹏 (bz029)	3ms	320 KiB	C++ 17	114 Bytes	2024-1-31 13:12:38
AC	首 (user2025_3)	3ms	764 KiB	C++ 11	112 Bytes	2024-1-21 11:27:14
AC	Guest	3ms	536 KiB	C++ 11	94 Bytes	2024-6-29 7:14:37
AC	罗峻熙 (2023f7)	3ms	768 KiB	C++ 11	113 Bytes	2024-3-10 4:58:29
AC	hyz0001是贝利亚 (2023f30)	3ms	536 KiB	C++ 11	108 Bytes	2024-1-15 9:43:58
AC	陈奕昊（别看我，没结果！） (2023f51)	3ms	536 KiB	C++ 11	106 Bytes	2024-3-10 4:59:13
AC	文尉臣 (2023f81)	3ms	764 KiB	C++ 98	113 Bytes	2024-1-20 6:33:15
AC	唐朝炜TCW (2023f34)	3ms	536 KiB	C++ 11	118 Bytes	2024-2-1 14:09:50
AC	吴彦卓(婨鋴壡岲A袃?) (2023f20)	3ms	768 KiB	C++ 11	241 Bytes	2024-2-1 3:47:23
AC	邓恩宇 (2023f15)	3ms	768 KiB	C++ 11	112 Bytes	2024-3-24 14:27:35
AC	6 (user092304)	3ms	324 KiB	C++ 11	96 Bytes	2024-1-24 10:18:36
AC	李承轩（真） (2023f95)	4ms	516 KiB	C++ 17	106 Bytes	2024-1-14 8:54:10
AC	王一涵 (bz021)	4ms	536 KiB	C++ 98	136 Bytes	2024-1-20 3:55:16
AC	魔 (user092301)	4ms	536 KiB	C++ 11	119 Bytes	2024-1-25 15:52:44
AC	龙耀宇 (2023f25)	4ms	536 KiB	C++ 11	104 Bytes	2024-1-20 4:34:07
AC	雷熠晨 (2023f70)	4ms	536 KiB	C++ 11	107 Bytes	2024-1-14 9:50:28
AC	爱而不得yi (sst2401)	4ms	536 KiB	C++ 11	97 Bytes	2024-1-24 10:05:30
AC	欧阳锦熙 (user2025_4)	4ms	320 KiB	C++ 11	112 Bytes	2024-1-21 11:14:39
AC	hyz0001是贝利亚 (hyz0013)	4ms	536 KiB	C++ 11	120 Bytes	2024-1-20 4:43:19
AC	"meet" (user092302)	4ms	536 KiB	C++ 11	112 Bytes	2024-1-29 13:59:10
AC	欧阳子浩(6飞了) (202362484)	4ms	320 KiB	C++ 11	108 Bytes	2024-2-13 9:38:50
AC	黄（user2025_2） (user2025_2)	4ms	320 KiB	C++ 11	115 Bytes	2024-1-21 11:45:03
AC	王一涵 (2023f26)	4ms	764 KiB	C++ 11	136 Bytes	2024-1-20 3:43:23
AC	陈泓某（user2025_1@sohu.com） (user2025_1)	4ms	320 KiB	C++ 11	104 Bytes	2024-1-21 11:22:59
AC	罗晨瑞 (2023f69)	4ms	728 KiB	C++ 11	252 Bytes	2024-2-6 8:32:11
AC	马睿涵 (2023f11)	4ms	536 KiB	C++ 11	109 Bytes	2024-2-1 3:03:09
AC	洪胤哲 (2023f67)	4ms	764 KiB	C++ 11	108 Bytes	2024-2-2 10:08:44
AC	user119_2023	29ms	3.8 MiB	Python 3	30 Bytes	2024-1-12 14:16:53