【例3.1】输出表达式的值

결과	아아디	시간	메모리	언어	코드	제출 시각
AC	初一409王馨可	23ms	3.8 MiB	Python 3	30 Bytes	2026-3-30 15:12:24
AC	347 李雨露	24ms	3.8 MiB	Python 3	30 Bytes	2025-9-15 11:38:11
AC	初二351张嘉言	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-13 17:16:37
AC	admin	32ms	3.9 MiB	Python 3	30 Bytes	2025-9-19 22:16:30
AC	初二350李星宇	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-24 15:40:04
AC	初二351高思彤	32ms	3.9 MiB	Python 3	53 Bytes	2025-9-13 17:09:28
AC	蒋毅	32ms	3.8 MiB	Python 3	32 Bytes	2025-9-10 16:56:40
AC	希希控 (杨智浩初2350)	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:39:00
AC	初二350班田若钰	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 16:29:07
AC	347 吴梦琦	32ms	4 MiB	Python 3	30 Bytes	2025-9-15 12:04:05
AC	初二352蔡一帆	32ms	3.9 MiB	Python 3	30 Bytes	2025-9-18 14:44:34
AC	初二348班雷雨佳	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 16:47:21
AC	初二350杨皓钧	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-24 14:51:09
AC	初二349班钏永正	32ms	3.8 MiB	Python 3	32 Bytes	2025-9-13 14:53:43
AC	7年级351丁映涵	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-13 17:29:08
AC	初二352李昱璇	32ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:16:03
AC	348姜淞淋	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-10 16:48:13
AC	敏敏 (初二349 彭婕仪)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-13 15:13:37
AC	初二350庄圣瑶	33ms	4 MiB	Python 3	30 Bytes	2025-9-10 14:57:59
AC	初二352段玉能	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:15:15
AC	初二348张文煊	33ms	4 MiB	Python 3	30 Bytes	2025-9-10 16:48:56
AC	初二 352 马子航	33ms	4 MiB	Python 3	30 Bytes	2025-9-18 14:53:33
AC	初二348薛嘉皓	33ms	4.1 MiB	Python 3	30 Bytes	2025-9-10 17:28:48
AC	初二 351 尹恩琦	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-13 16:33:57
AC	初二352陈泓静2	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:22:21
AC	347班薛钰馨	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-15 11:39:48
AC	初二350杨轲翔	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-10 15:29:47
AC	婕 (初二350李睿婕)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:21:59
AC	初二350尹艺戟	33ms	4 MiB	Python 3	30 Bytes	2025-9-10 15:37:17
AC	初二351樊袁佳宜	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-13 17:18:03
AC	马静彤	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 14:48:04
AC	初二348阮胜	33ms	4 MiB	Python 3	30 Bytes	2025-9-10 16:49:07
AC	初二352班卢海濬	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 14:51:07
AC	初二349班王欣蝶	33ms	3.8 MiB	Python 3	32 Bytes	2025-9-13 15:08:50
AC	海会	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:45:52
AC	初二年级何晨宇	33ms	3.8 MiB	Python 3	31 Bytes	2025-9-10 17:26:02
AC	... (初二350史鑫蕾)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:07:01
AC	初二350解雅迪	33ms	3.8 MiB	Python 3	32 Bytes	2025-9-10 15:13:05
AC	绘 (3084349356)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:14:34
AC	鱼 (田若钰)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:13:05
AC	347李骥	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-15 11:35:24
AC	初二348王可依	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-10 17:07:03
AC	初二352吕盛光	33ms	4 MiB	Python 3	30 Bytes	2025-9-18 14:54:30
AC	初二年级350班李佳芮	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-10 15:17:46
AC	初二352谭凯中	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:47:06
AC	347 曾炅琳	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-15 11:30:45
AC	范警文	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:10:27
AC	初二348班李海博	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-18 11:57:24
AC	李浩博 351 班	33ms	3.7 MiB	Python 3	30 Bytes	2025-9-27 17:27:39
AC	347章宇宵潇	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-15 11:31:37
AC	初二348班薛嘉皓	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 12:03:20
AC	8年级351黎沛言	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-13 17:22:06
AC	初二351魏嘉琪	33ms	3.9 MiB	Python 3	30 Bytes	2025-9-13 17:27:40
AC	初一412卞鲁然	33ms	3.7 MiB	Python 3	30 Bytes	2025-10-23 17:39:01
AC	晚秋 (347王伟隆)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-15 11:39:05
AC	山椒鱼秃明	33ms	3.7 MiB	Python 3	30 Bytes	2025-9-27 16:29:57
AC	347杨官鹏	33ms	4 MiB	Python 3	30 Bytes	2025-9-15 11:46:30
AC	漪漪呀 (初二350蒋雯漪)	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:25:33
AC	初二351涂恩哲	33ms	3.8 MiB	Python 3	30 Bytes	2025-9-13 16:46:48
AC	347张海昊杰	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-15 11:44:35
AC	cx111111	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 10:37:40
AC	初二348冷瑞翔	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 14:46:21
AC	初二352洪梓倚	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 14:55:46
AC	初二352郑淇嘉	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:23:37
AC	347赵子涵	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-15 12:12:07
AC	348唐雪升	34ms	4 MiB	Python 3	30 Bytes	2025-9-15 11:56:32
AC	lhkj	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-13 17:20:25
AC	初二349李辰俊	34ms	3.7 MiB	Python 3	30 Bytes	2025-9-27 15:39:17
AC	杨皓淳	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 16:48:18
AC	351魏嘉琪	34ms	3.7 MiB	Python 3	30 Bytes	2025-10-28 18:46:48
AC	张老师	34ms	3.9 MiB	Python 3	32 Bytes	2025-9-18 15:10:16
AC	初二351董星辰	34ms	3.8 MiB	Python	30 Bytes	2025-9-13 17:30:17
AC	初二352班刘怡辰	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:21:00
AC	初二352班朱品帆	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:15:53
AC	天官赐福百无禁忌 (初二 348班阳昀圻)	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 16:58:03
AC	初二352刘昕玗	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:05:16
AC	要为自由要为党国来争气 (祖佳杰)	34ms	3.7 MiB	Python 3	30 Bytes	2025-10-20 15:39:10
AC	347薛锟义	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-15 11:43:34
AC	初二348黄铖	34ms	3.8 MiB	Python 3	32 Bytes	2025-9-10 16:58:48
AC	347陈思成	34ms	4 MiB	Python 3	30 Bytes	2025-9-15 11:34:53
AC	初二350庄颜萌	34ms	4 MiB	Python 3	30 Bytes	2025-9-10 14:52:58
AC	初二348廖明耀	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-10 16:46:58
AC	初二348郭恒嘉	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 16:53:22
AC	初二352柯钧淏	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-18 15:15:13
AC	初二350曾鸿	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 14:52:41
AC	初二352班冯禹铮	34ms	4 MiB	Python 3	30 Bytes	2025-9-18 14:45:38
AC	高梓菡	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 17:22:11
AC	347阮皓	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-15 12:00:29
AC	初二348李昱璇	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-24 16:49:36
AC	刘芊含	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-18 15:18:53
AC	初二348邓梦想	34ms	4 MiB	Python 3	30 Bytes	2025-9-10 16:50:46
AC	347谭尊	34ms	3.9 MiB	Python 3	30 Bytes	2025-9-15 11:32:42
AC	初二352李云鋆	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:13:03
AC	初二352窦逸桐	34ms	4 MiB	Python 3	30 Bytes	2025-9-18 15:13:14
AC	初二351舒新杰	34ms	3.7 MiB	Python 3	30 Bytes	2025-12-25 17:25:27
AC	初二350杨思成	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-10 15:06:47
AC	阿尤维。 (初二348尤星凯)	34ms	4 MiB	Python 3	30 Bytes	2025-9-24 17:34:08
AC	初二352杨沛琪	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 14:44:13
AC	初二 352 陈子恩	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-18 15:01:27
AC	348班王正锦	34ms	3.8 MiB	Python 3	30 Bytes	2025-9-24 16:34:17