【例23.3】简单计算器

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	杨锦莲xly2025	10ms	508 KiB	C++14(O2)	372 Bytes	2025-7-9 9:05:35
AC	后程兮qcx	11ms	532 KiB	C++14(O2)	375 Bytes	2025-7-18 9:26:56
AC	白力予	12ms	504 KiB	C++14(O2)	407 Bytes	2025-7-9 9:14:03
AC	周天心qcx	12ms	764 KiB	C++14(O2)	443 Bytes	2025-7-18 9:16:02
AC	_anguanie_	12ms	504 KiB	C++14(O2)	439 Bytes	2025-7-7 11:13:30
AC	李轩逸xly2025	12ms	760 KiB	C++14(O2)	666 Bytes	2025-7-8 15:24:21
AC	田玺琳	12ms	504 KiB	C++14(O2)	493 Bytes	2025-7-9 19:41:18
AC	Harry	12ms	504 KiB	C++14	570 Bytes	2025-7-30 16:34:36
AC	简怀墨xly2025	12ms	536 KiB	C++14(O2)	399 Bytes	2025-7-7 16:20:26
AC	duobei	12ms	756 KiB	C++14	379 Bytes	2025-5-28 22:52:33
AC	卢皓禹xly2025	12ms	508 KiB	C++14(O2)	457 Bytes	2025-7-9 9:01:41
AC	ZYJing2012	12ms	760 KiB	C++14(O2)	339 Bytes	2025-7-8 14:08:42
AC	陈国瑞	12ms	760 KiB	C++14(O2)	399 Bytes	2025-7-18 10:14:45
AC	徐尔蔓qcx	13ms	764 KiB	C++14(O2)	427 Bytes	2025-7-18 9:14:10
AC	陆昊宇	13ms	508 KiB	C++14	342 Bytes	2025-7-11 20:53:31
AC	钟雨辰xly2025	13ms	508 KiB	C++14(O2)	394 Bytes	2025-7-7 16:37:50
AC	xzh13579	13ms	508 KiB	C++14(O2)	620 Bytes	2025-7-7 15:12:51
AC	龙肖瑾xly2025	13ms	508 KiB	C++14(O2)	370 Bytes	2025-7-10 8:36:36
AC	chenqiugu	13ms	508 KiB	C++14	460 Bytes	2025-8-5 13:52:11
AC	王冠楠xly2025	13ms	508 KiB	C++14(O2)	399 Bytes	2025-7-7 16:03:02
AC	昂冠宇xly2025	13ms	508 KiB	C++14(O2)	511 Bytes	2025-7-8 11:37:06
AC	张叶朵	13ms	508 KiB	C++14(O2)	374 Bytes	2025-7-7 15:15:53
AC	heqianyu	13ms	508 KiB	C++14	447 Bytes	2025-8-5 16:51:03
AC	陈珑予xly2025	13ms	760 KiB	C++14(O2)	398 Bytes	2025-7-8 16:13:43
AC	周宝熠xly2025	13ms	508 KiB	C++14(O2)	376 Bytes	2025-7-9 8:43:21
AC	张霖桐	13ms	504 KiB	C++14(O2)	511 Bytes	2025-7-9 14:15:46
AC	王鸿畅xly2025	13ms	504 KiB	C++14(O2)	422 Bytes	2025-7-8 11:22:40
AC	李锦华	13ms	760 KiB	C++14(O2)	358 Bytes	2025-7-28 21:22:42
AC	张隽语xly2025	13ms	516 KiB	C++14(O2)	460 Bytes	2025-7-8 14:34:18
AC	张芷若xly2025	13ms	508 KiB	C++14(O2)	545 Bytes	2025-7-8 15:37:38
AC	白一汎xly2025	13ms	504 KiB	C++14(O2)	486 Bytes	2025-7-7 20:26:04
AC	hmtzl666	13ms	504 KiB	C++14(O2)	437 Bytes	2025-7-7 16:17:48
AC	许家畅xly2025	14ms	760 KiB	C++14(O2)	431 Bytes	2025-7-7 20:42:01
AC	李衍树xly2025	14ms	508 KiB	C++14(O2)	691 Bytes	2025-7-8 11:09:15
AC	tianlangyufirst	14ms	508 KiB	C++14(O2)	369 Bytes	2025-7-7 20:18:43
AC	李雨诺129xly2025	14ms	760 KiB	C++14(O2)	450 Bytes	2025-7-8 16:15:09
AC	杨家齐xly2025	14ms	504 KiB	C++14(O2)	325 Bytes	2025-7-7 15:10:58
AC	王思懿	14ms	504 KiB	C++14(O2)	368 Bytes	2025-7-7 18:58:50
AC	胡宇翔xly2025	14ms	508 KiB	C++14(O2)	416 Bytes	2025-7-7 20:49:23
AC	谭皓骞xly2025	14ms	532 KiB	C++14(O2)	373 Bytes	2025-7-8 10:20:10
AC	zzy15924600533	14ms	504 KiB	C++14(O2)	611 Bytes	2025-7-30 20:44:25
AC	Mch121018	14ms	504 KiB	C++14(O2)	636 Bytes	2025-7-8 10:07:51
AC	Mr_Wr	14ms	504 KiB	C++14(O2)	397 Bytes	2025-7-8 10:55:13
AC	李沐一qcx	14ms	764 KiB	C++14(O2)	439 Bytes	2025-7-18 9:25:56
AC	邵馨羽qcx	14ms	760 KiB	C++14(O2)	423 Bytes	2025-7-18 9:10:17
AC	何庭杨xly2025	15ms	504 KiB	C++14(O2)	576 Bytes	2025-7-7 19:14:40
AC	taoruiguo120	15ms	504 KiB	C++14	510 Bytes	2025-7-29 16:08:15
AC	黄昭明xly2025	15ms	508 KiB	C++14(O2)	608 Bytes	2025-7-8 16:11:53
AC	w20120404	15ms	508 KiB	C++14(O2)	516 Bytes	2025-8-2 8:32:17
AC	严晨航	15ms	508 KiB	C++14(O2)	461 Bytes	2025-7-5 9:38:47
AC	姚胜蓝	15ms	532 KiB	C++14(O2)	487 Bytes	2025-7-7 14:13:49
AC	许默xly2025	15ms	760 KiB	C++14(O2)	406 Bytes	2025-7-8 9:01:27