【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	忻禹墨	2ms	512 KiB	C++14(O2)	107 Bytes	2026-9-23 19:27:55
AC	赵乐楌	2ms	512 KiB	C++14(O2)	109 Bytes	2026-2-25 9:29:05
AC	afg0133	2ms	512 KiB	C++14(O2)	114 Bytes	2026-1-28 14:48:09
AC	陈芃	2ms	512 KiB	C++14(O2)	98 Bytes	2026-9-23 19:12:34
AC	lmh	2ms	504 KiB	C++14(O2)	108 Bytes	2026-1-4 18:13:24
AC	王昱翔	2ms	320 KiB	C++14(O2)	107 Bytes	2025-3-28 12:29:09
AC	gengruizhe	2ms	512 KiB	C++14(O2)	157 Bytes	2026-9-9 13:02:56
AC	余彦稼	2ms	512 KiB	C++14(O2)	97 Bytes	2026-9-23 19:28:56
AC	guoyuchen1	2ms	540 KiB	C++14(O2)	106 Bytes	2025-2-25 19:03:35
AC	137891	2ms	512 KiB	C++14(O2)	114 Bytes	2026-1-28 15:15:29
AC	111	2ms	512 KiB	C++14(O2)	117 Bytes	2026-2-9 11:19:15
AC	胡原陌2	2ms	504 KiB	C++14(O2)	94 Bytes	2025-12-1 13:01:32
AC	afg0127	2ms	512 KiB	C++98	111 Bytes	2026-2-8 8:35:57
AC	王宥然	2ms	512 KiB	C++14(O2)	102 Bytes	2026-2-8 13:58:26
AC	zhangseze	2ms	512 KiB	C++14(O2)	99 Bytes	2026-9-23 19:05:35
AC	余王泽	2ms	512 KiB	C++14(O2)	121 Bytes	2026-2-25 9:57:31
AC	孙鸣择	3ms	512 KiB	C++14(O2)	129 Bytes	2026-2-25 10:04:04
AC	胡宇宸	3ms	512 KiB	C++14(O2)	122 Bytes	2026-2-8 14:53:12
AC	wxm	3ms	512 KiB	C++14(O2)	119 Bytes	2026-2-25 9:32:03
AC	ggggcw	3ms	512 KiB	C++14(O2)	123 Bytes	2026-2-8 10:58:06
AC	陈锡彦	3ms	512 KiB	C++14(O2)	96 Bytes	2026-9-23 18:19:59
AC	严焕程	3ms	504 KiB	C++14(O2)	102 Bytes	2026-1-4 18:23:40
AC	wjj	3ms	512 KiB	C++14(O2)	108 Bytes	2026-1-18 12:39:39
AC	王婷玥	3ms	536 KiB	C++14(O2)	114 Bytes	2024-12-13 16:39:38
AC	tuxiaolai2	3ms	512 KiB	C++17(O2)	106 Bytes	2026-2-27 12:03:22
AC	陈宣宇	3ms	512 KiB	C++14(O2)	87 Bytes	2026-9-23 19:03:49
AC	覃倪乐	3ms	512 KiB	C++14(O2)	97 Bytes	2026-9-23 18:58:48
AC	ruihang2377(潘睿杭)	3ms	512 KiB	C++98	103 Bytes	2026-2-8 13:51:06
AC	fengyanming	3ms	496 KiB	C++14(O2)	113 Bytes	2026-2-25 9:30:16
AC	PrincessHarumi	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 16:21:34
AC	rys	3ms	512 KiB	C++14(O2)	106 Bytes	2026-2-25 16:30:21
AC	邱禹皓	3ms	536 KiB	C++14(O2)	114 Bytes	2024-12-13 16:17:20
AC	dingsheng	3ms	512 KiB	C++14(O2)	114 Bytes	2026-2-25 9:27:32
AC	wujiachen	3ms	536 KiB	C++14(O2)	398 Bytes	2025-2-21 16:33:30
AC	吴悦悦	3ms	512 KiB	C++14(O2)	104 Bytes	2026-2-3 13:30:43
AC	chenyuhan	3ms	360 KiB	C++14(O2)	121 Bytes	2026-1-9 15:59:06
AC	戴玮	3ms	512 KiB	C++14(O2)	103 Bytes	2026-9-23 19:05:39
AC	聂泽煜	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 17:15:18
AC	姚晨骏	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 16:30:41
AC	JACK 余王泽	3ms	512 KiB	C++14(O2)	115 Bytes	2026-2-25 22:05:40
AC	liujiayuan	3ms	536 KiB	C++14(O2)	138 Bytes	2025-3-27 12:37:39
AC	丁晟	3ms	512 KiB	C++14(O2)	102 Bytes	2026-1-11 20:13:45
AC	Fang yi cheng	3ms	540 KiB	C++14(O2)	112 Bytes	2024-12-13 16:20:29
AC	胡智星	3ms	536 KiB	C++14(O2)	109 Bytes	2024-12-13 16:29:49
AC	linyaxuan123	3ms	768 KiB	C++14(O2)	116 Bytes	2025-9-23 12:43:28
AC	xixi	3ms	536 KiB	C++14(O2)	86 Bytes	2024-12-14 22:11:15
AC	zsy0527	3ms	512 KiB	C++14(O2)	113 Bytes	2026-2-8 13:57:39
AC	王振羽1	3ms	768 KiB	C++14(O2)	106 Bytes	2026-2-8 14:50:01
AC	邵子轩	3ms	512 KiB	C++14(O2)	114 Bytes	2026-10-28 19:08:09
AC	wenghaoqian	3ms	536 KiB	C++14(O2)	146 Bytes	2025-2-25 18:58:21
AC	yhxx	3ms	536 KiB	C++14	155 Bytes	2024-12-11 22:37:58
AC	沈泓睿	3ms	512 KiB	C++14(O2)	109 Bytes	2026-2-8 13:54:38
AC	许家齐	3ms	520 KiB	C++14(O2)	100 Bytes	2026-9-23 19:05:09
AC	t20210101	3ms	512 KiB	C++14	108 Bytes	2026-2-25 9:25:01
AC	江禹新	3ms	536 KiB	C++14(O2)	108 Bytes	2025-9-23 12:43:28
AC	HowardJones	3ms	536 KiB	C++14(O2)	122 Bytes	2025-3-28 12:27:27
AC	wangziyi	3ms	536 KiB	C++14(O2)	122 Bytes	2024-12-18 9:51:54
AC	陈政屹	3ms	768 KiB	C++14(O2)	95 Bytes	2026-10-14 19:17:50
AC	liduorui	3ms	512 KiB	C++14(O2)	112 Bytes	2026-2-25 9:31:28
AC	feishibo	3ms	504 KiB	C++14(O2)	114 Bytes	2026-2-25 9:30:52
AC	湛文谦	3ms	512 KiB	C++14(O2)	98 Bytes	2026-9-23 19:27:22
AC	白萧瑜	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 16:15:39
AC	李辰怡	3ms	536 KiB	C++14(O2)	109 Bytes	2025-9-22 12:29:48
AC	chenjiarun	3ms	348 KiB	C++14(O2)	103 Bytes	2026-6-6 11:16:02
AC	stz	3ms	512 KiB	C++14(O2)	109 Bytes	2026-1-28 14:46:23
AC	胡原陌	3ms	496 KiB	C++14(O2)	106 Bytes	2024-12-13 16:19:31
AC	ZXY	3ms	512 KiB	C++14(O2)	122 Bytes	2026-2-9 14:11:01
AC	wubolin	3ms	536 KiB	C++14(O2)	94 Bytes	2024-12-13 16:16:52
AC	乐轩豪	3ms	540 KiB	C++14(O2)	96 Bytes	2026-9-23 19:02:14
AC	俞皓元	3ms	512 KiB	C++14(O2)	100 Bytes	2026-10-14 19:16:22
AC	林泊谚	3ms	512 KiB	C++14(O2)	101 Bytes	2026-11-4 19:47:13
AC	shijinghan	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 16:16:29
AC	徐瑞成	3ms	536 KiB	C++14(O2)	112 Bytes	2025-9-23 12:40:01
AC	lzn	3ms	536 KiB	C++14(O2)	99 Bytes	2025-3-27 12:24:16
AC	carrie萱	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 16:21:37
AC	zhoidr	3ms	516 KiB	C++11	95 Bytes	2026-2-10 13:57:51
AC	HappySky	3ms	312 KiB	C++14(O2)	114 Bytes	2026-1-28 15:08:15
AC	33550336	3ms	512 KiB	C++14(O2)	110 Bytes	2026-2-25 9:05:04
AC	汪若晨	3ms	320 KiB	C++14(O2)	113 Bytes	2025-2-27 20:39:11
AC	周子航	3ms	512 KiB	C++14(O2)	100 Bytes	2026-2-8 13:53:23
AC	huangshuairan	3ms	320 KiB	C++14(O2)	120 Bytes	2024-12-13 16:29:23
AC	董子勰	3ms	512 KiB	C++14(O2)	103 Bytes	2026-9-23 19:12:12
AC	chengyanru	3ms	512 KiB	C++14(O2)	119 Bytes	2026-2-25 9:31:24
AC	ruyusen	3ms	536 KiB	C++14(O2)	126 Bytes	2024-12-13 16:32:05
AC	Chenyuze24	3ms	548 KiB	C++14(O2)	108 Bytes	2024-12-17 14:09:22
AC	rrr	3ms	512 KiB	C++14(O2)	106 Bytes	2026-2-26 9:04:34
AC	dairuoqian1	3ms	536 KiB	C++14(O2)	109 Bytes	2025-2-25 19:00:51
AC	pppppp	3ms	512 KiB	C++14(O2)	105 Bytes	2026-9-10 12:47:58
AC	绎心	3ms	512 KiB	C++14(O2)	107 Bytes	2026-2-8 14:27:19
AC	qilewen	3ms	536 KiB	C++14(O2)	114 Bytes	2024-12-13 16:31:42
AC	任楚珩1	3ms	512 KiB	C++14(O2)	98 Bytes	2026-9-23 19:15:47
AC	jiangbola	3ms	536 KiB	C++14(O2)	106 Bytes	2024-12-13 16:36:56
AC	汪桓宇	3ms	512 KiB	C++14(O2)	122 Bytes	2026-2-25 9:52:38
AC	296yidmck	3ms	320 KiB	C++14(O2)	95 Bytes	2025-2-15 15:35:28
AC	小象	3ms	512 KiB	C++14(O2)	112 Bytes	2026-1-25 21:40:11
AC	qqqwww	3ms	512 KiB	C++14(O2)	102 Bytes	2026-9-9 12:56:21
AC	李予劼	3ms	536 KiB	C++14(O2)	111 Bytes	2024-12-13 16:28:50
AC	王嘉澔	3ms	764 KiB	C++14(O2)	106 Bytes	2024-12-13 16:22:59
AC	陈小橙	3ms	512 KiB	C++14(O2)	118 Bytes	2026-2-25 13:09:38
AC	练艾	3ms	512 KiB	C++98	102 Bytes	2026-2-8 13:54:46