【例3.1】输出表达式的值

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	Shinobu	1ms	256 KiB	C	108 Bytes	2025-10-6 13:09:03
AC	ASK	1ms	256 KiB	C	77 Bytes	2025-10-1 19:55:10
AC	刘锦蓉	1ms	256 KiB	C	81 Bytes	2025-10-12 15:01:09
AC	Ku1usevski	1ms	256 KiB	C	110 Bytes	2025-9-27 15:56:22
AC	25112311133	1ms	256 KiB	C	106 Bytes	2025-10-30 23:42:39
AC	陈心怡	1ms	256 KiB	C	74 Bytes	2025-10-12 14:41:47
AC	241123110224	1ms	256 KiB	C	136 Bytes	2025-9-28 21:44:55
AC	241123110299	1ms	260 KiB	C	127 Bytes	2025-11-6 21:06:32
AC	Britney	1ms	256 KiB	C	82 Bytes	2025-9-27 23:15:39
AC	hwl18380329311	1ms	288 KiB	C	81 Bytes	2024-12-19 18:28:36
AC	李金燕	1ms	288 KiB	C	124 Bytes	2024-12-8 22:47:17
AC	ABC730219465	1ms	6.7 MiB	C++17(O2)	99 Bytes	2024-1-9 10:35:41
AC	25112311255	2ms	504 KiB	C++98	166 Bytes	2025-10-8 19:22:08
AC	李汶骏	2ms	492 KiB	C++17(O2)	148 Bytes	2025-11-6 16:54:05
AC	Leeyyy	2ms	536 KiB	C++17(O2)	127 Bytes	2025-1-9 9:28:52
AC	LKL	2ms	504 KiB	C++98	121 Bytes	2025-11-1 21:28:12
AC	黄思博	2ms	504 KiB	C++14(O2)	203 Bytes	2025-11-1 16:02:01
AC	241123110411	2ms	504 KiB	C++98	125 Bytes	2025-11-3 19:23:51
AC	lately	2ms	504 KiB	C++17(O2)	106 Bytes	2025-11-7 21:25:22
AC	殇雪	3ms	324 KiB	C++98(O2)	108 Bytes	2024-11-29 14:03:31
AC	YanHua-YiLengs	3ms	504 KiB	C++98(O2)	119 Bytes	2025-9-21 15:43:55
AC	LMZ839881837	3ms	324 KiB	C++98	105 Bytes	2024-12-3 18:31:59
AC	陈予希	3ms	504 KiB	C++17(O2)	125 Bytes	2025-10-1 16:56:50
AC	Liu_Yu_Qi	3ms	284 KiB	C++17(O2)	83 Bytes	2023-12-6 22:01:49
AC	yzj	3ms	320 KiB	C++14(O2)	111 Bytes	2024-12-29 13:02:54
AC	随意	3ms	504 KiB	C++17(O2)	107 Bytes	2025-11-3 21:17:38
AC	wrrr	3ms	320 KiB	C++17(O2)	108 Bytes	2025-9-10 21:45:36
AC	饶婷	3ms	536 KiB	C++17(O2)	109 Bytes	2025-9-23 17:27:57
AC	快下雨啊啊	3ms	504 KiB	C++17(O2)	135 Bytes	2025-10-17 14:50:03
AC	01official	3ms	284 KiB	C++17(O2)	97 Bytes	2023-12-6 23:09:58
AC	吴雅锐	3ms	504 KiB	C++98	139 Bytes	2025-10-12 16:25:26
AC	Coisini雯	3ms	504 KiB	C++14(O2)	129 Bytes	2025-4-12 0:58:43
AC	黄咏洁	3ms	536 KiB	C++98	109 Bytes	2025-1-13 10:18:25
AC	流星雨的诺言	3ms	536 KiB	C++17(O2)	109 Bytes	2024-11-30 13:46:06
AC	罗佳	3ms	504 KiB	C++17(O2)	104 Bytes	2025-10-17 16:57:49
AC	A呦i吃糖葫芦	3ms	536 KiB	C++98(O2)	109 Bytes	2025-3-19 11:06:31
AC	周渤	3ms	532 KiB	C++98	97 Bytes	2024-12-1 19:22:31
AC	瞒牛	3ms	536 KiB	C++98	109 Bytes	2024-11-30 20:00:09
AC	xiayin66	3ms	504 KiB	C++17(O2)	340 Bytes	2025-11-1 21:18:17
AC	邪恶饺子	3ms	764 KiB	C++98	140 Bytes	2025-9-27 14:13:37
AC	Ryan	3ms	320 KiB	C++98	146 Bytes	2024-12-1 13:54:08
AC	Camellia	3ms	284 KiB	C++17(O2)	120 Bytes	2023-12-6 23:26:37
AC	yunchen	3ms	536 KiB	C++98(O2)	172 Bytes	2025-9-23 22:13:11
AC	66661113333	3ms	536 KiB	C++17	116 Bytes	2024-12-11 21:24:45
AC	ayaluo	3ms	284 KiB	C++17(O2)	82 Bytes	2024-1-3 14:05:01
AC	zzz	3ms	508 KiB	C++17(O2)	110 Bytes	2025-9-27 15:18:07
AC	圣火喵喵教徒	3ms	536 KiB	C++98	135 Bytes	2024-12-8 16:20:11
AC	my sky	3ms	536 KiB	C++98	101 Bytes	2024-11-29 23:21:51
AC	jolyne16	3ms	536 KiB	C++98	121 Bytes	2024-10-13 11:57:41
AC	linb	3ms	536 KiB	C++17(O2)	109 Bytes	2025-9-23 20:46:07
AC	xchhh	3ms	284 KiB	C++17(O2)	93 Bytes	2023-12-7 22:38:01
AC	cicle	3ms	504 KiB	C++17	161 Bytes	2025-10-25 15:29:17
AC	cuihua	3ms	412 KiB	C++17(O2)	104 Bytes	2023-12-19 22:08:50
AC	immi	3ms	536 KiB	C++98	111 Bytes	2024-12-8 16:01:05
AC	tuptp	3ms	284 KiB	C++17(O2)	113 Bytes	2023-12-6 9:27:30
AC	Luv	3ms	412 KiB	C++17(O2)	68 Bytes	2023-12-6 11:07:20
AC	241113050003	3ms	536 KiB	C++98	113 Bytes	2024-10-14 11:07:42
AC	241123110444	3ms	540 KiB	C++98	98 Bytes	2024-12-2 14:48:19
AC	anyuqing	3ms	536 KiB	C++98	101 Bytes	2024-12-1 18:02:37
AC	杨靖丰~~	3ms	284 KiB	C++17(O2)	106 Bytes	2023-12-10 20:39:04
AC	ZhengJ	3ms	284 KiB	C++17(O2)	100 Bytes	2023-12-6 22:14:36
AC	蜀野	3ms	412 KiB	C++17(O2)	83 Bytes	2023-12-19 18:20:45
AC	Feng_Qi_Zan_Long	3ms	284 KiB	C++17(O2)	105 Bytes	2023-12-9 18:26:11
AC	vervedy	3ms	284 KiB	C++17(O2)	132 Bytes	2023-12-15 14:18:17
AC	一梓羊	3ms	284 KiB	C++17(O2)	69 Bytes	2023-12-6 23:11:42
AC	Amy_MING	3ms	324 KiB	C++98	130 Bytes	2024-1-19 10:44:34
AC	踹哈大酱	7ms	1 MiB	C++17(O2)	253 Bytes	2024-12-1 11:51:47
AC	xinling	7ms	1 MiB	C++17(O2)	151 Bytes	2024-12-3 22:28:52
AC	唐欣	29ms	3.7 MiB	Python 3	30 Bytes	2024-7-5 16:28:29
AC	ye__cha	31ms	3.2 MiB	Python 3	32 Bytes	2023-12-7 21:30:50
AC	MTJJHAODUAN	31ms	3.3 MiB	Python 3	40 Bytes	2023-12-6 20:50:00
AC	LGR20041221	32ms	3.3 MiB	Python 3	30 Bytes	2023-12-6 21:40:00
AC	admin	32ms	3.8 MiB	Python 3	42 Bytes	2023-12-8 21:30:59
AC	dsad	32ms	3.3 MiB	Python 3	37 Bytes	2023-12-6 17:14:14
AC	322322	33ms	3.3 MiB	Python 3	30 Bytes	2023-12-6 21:34:41
AC	卜言三心	33ms	3.3 MiB	Python 3	30 Bytes	2023-12-6 23:12:33
AC	221123110257zxd	33ms	3.9 MiB	Python 3	30 Bytes	2025-4-11 20:20:51
AC	宋梓棋	33ms	3.8 MiB	Python 3	30 Bytes	2024-10-9 19:55:13
AC	xunjiuzhe	33ms	3.3 MiB	Python 3	32 Bytes	2023-12-9 14:33:28
AC	呦吼小闪电	33ms	3.2 MiB	Python 3	30 Bytes	2023-12-11 9:19:52
AC	322322	33ms	3.4 MiB	Python 3	30 Bytes	2023-12-6 23:16:19
AC	1carus	33ms	3.8 MiB	Python 3	47 Bytes	2024-10-30 21:01:33
AC	北枳	33ms	3.3 MiB	Python 3	30 Bytes	2023-12-8 9:00:43
AC	320318ty	33ms	3.4 MiB	Python 3	45 Bytes	2023-12-6 9:39:21
AC	yqk1818918	33ms	3.3 MiB	Python 3	40 Bytes	2023-12-8 21:31:46
AC	bkzdOo	33ms	4 MiB	Python 3	33 Bytes	2025-4-9 10:57:35
AC	潘山241123110240	34ms	3.9 MiB	Python 3	34 Bytes	2024-12-11 18:26:32
AC	241123110230	34ms	3.8 MiB	Python 3	30 Bytes	2025-3-18 22:17:26
AC	李逍遥	34ms	3.9 MiB	Python 3	44 Bytes	2025-3-13 13:14:26
AC	Blindman's holiday	34ms	4 MiB	Python 3	30 Bytes	2025-4-11 20:45:53
AC	practice make perfect	34ms	3.4 MiB	Python 3	50 Bytes	2023-12-12 16:07:57
AC	liu	34ms	3.8 MiB	Python 3	61 Bytes	2024-10-30 13:44:01
AC	Yolo	34ms	3.2 MiB	Python 3	30 Bytes	2023-12-9 11:14:20
AC	xuhao	34ms	3.9 MiB	Python 3	39 Bytes	2024-11-29 22:37:00
AC	卿伟卓	35ms	4 MiB	Python 3	30 Bytes	2024-11-29 22:23:27
AC	邹蓉蓉	35ms	3.8 MiB	Python 3	30 Bytes	2024-10-24 21:25:20
AC	huojiahui1225	36ms	3.8 MiB	Python 3	76 Bytes	2024-11-29 22:43:48