【例16.1】判断数正负

状态	递交者	时间	内存	语言	代码	递交时间
AC	liduorui	22ms	516 KiB	C++14(O2)	199 Bytes	2026-2-25 14:20:29
AC	陈小橙	23ms	528 KiB	C++14(O2)	261 Bytes	2026-2-25 11:30:23
AC	yyz	24ms	512 KiB	C++14(O2)	160 Bytes	2026-2-10 14:28:46
AC	yuan man	24ms	512 KiB	C++14(O2)	260 Bytes	2026-2-25 13:59:13
AC	afg0127	24ms	540 KiB	C++98	174 Bytes	2026-1-31 21:32:52
AC	ruyusen	24ms	548 KiB	C++14(O2)	222 Bytes	2025-1-3 17:00:03
AC	liujiayuan	25ms	764 KiB	C++14(O2)	229 Bytes	2025-3-28 12:49:09
AC	ruihang2377(潘睿杭)	25ms	612 KiB	C++98	221 Bytes	2026-2-8 14:52:08
AC	wubolin	25ms	764 KiB	C++14(O2)	197 Bytes	2024-12-20 16:16:04
AC	聂泽煜	25ms	552 KiB	C++14(O2)	193 Bytes	2024-12-13 17:08:56
AC	t20210101	25ms	772 KiB	C++14	183 Bytes	2026-2-25 10:16:58
AC	dingsheng	25ms	516 KiB	C++14(O2)	183 Bytes	2026-2-25 10:28:32
AC	shijinghan	25ms	764 KiB	C++14(O2)	193 Bytes	2024-12-13 21:22:30
AC	ggggcw	26ms	512 KiB	C++14(O2)	251 Bytes	2026-2-9 9:37:15
AC	sun	26ms	512 KiB	C++14(O2)	201 Bytes	2026-2-26 10:11:53
AC	赵绎心	26ms	512 KiB	C++14(O2)	160 Bytes	2026-2-12 15:11:05
AC	薛传翰	26ms	760 KiB	C++14(O2)	244 Bytes	2026-2-25 10:48:26
AC	xietianze	26ms	764 KiB	C++14(O2)	190 Bytes	2025-3-7 16:36:35
AC	linyaxuan123	26ms	508 KiB	C++14(O2)	294 Bytes	2025-9-28 12:49:39
AC	唐梓峰	26ms	768 KiB	C++14(O2)	198 Bytes	2024-12-25 21:16:44
AC	HowardJones	26ms	764 KiB	C++14(O2)	292 Bytes	2025-3-28 21:03:07
AC	JACK 余王泽	26ms	512 KiB	C++14(O2)	214 Bytes	2026-2-26 20:34:04
AC	王振羽1	26ms	520 KiB	C++14(O2)	209 Bytes	2026-2-9 11:10:59
AC	chenyuhan	26ms	516 KiB	C++14(O2)	186 Bytes	2026-1-28 20:19:22
AC	carrie萱	26ms	504 KiB	C++14(O2)	236 Bytes	2025-9-28 12:48:05
AC	lmh	26ms	544 KiB	C++14(O2)	203 Bytes	2026-1-4 20:02:43
AC	zsy0527	26ms	768 KiB	C++14(O2)	198 Bytes	2026-2-8 15:19:55
AC	王宥然	26ms	512 KiB	C++14(O2)	227 Bytes	2026-2-11 14:12:20
AC	胡原陌	26ms	764 KiB	C++14(O2)	205 Bytes	2024-12-15 10:21:36
AC	fengyanming	26ms	768 KiB	C++14(O2)	215 Bytes	2026-2-25 13:49:31
AC	dairuoqian1	26ms	764 KiB	C++14(O2)	249 Bytes	2025-3-4 18:37:54
AC	徐瑞成	26ms	504 KiB	C++14(O2)	214 Bytes	2025-9-26 22:47:32
AC	小象	26ms	516 KiB	C++14(O2)	230 Bytes	2026-2-25 11:27:48
AC	江禹新	26ms	504 KiB	C++14(O2)	230 Bytes	2025-9-28 12:39:28
AC	吴悦悦	26ms	516 KiB	C++14(O2)	245 Bytes	2026-2-25 12:45:19
AC	tfxuxinbo	26ms	512 KiB	C++14(O2)	186 Bytes	2026-2-25 10:28:42
AC	wjj	27ms	512 KiB	C++14(O2)	257 Bytes	2026-2-2 7:59:04
AC	严焕程	27ms	508 KiB	C++14(O2)	209 Bytes	2026-1-4 20:02:10
AC	wenghaoqian	27ms	764 KiB	C++14(O2)	259 Bytes	2025-3-4 19:04:53
AC	HappySky	27ms	512 KiB	C++14(O2)	190 Bytes	2026-2-25 9:57:51
AC	33550336	27ms	528 KiB	C++14(O2)	192 Bytes	2026-2-25 12:44:59
AC	周子航	27ms	512 KiB	C++14(O2)	203 Bytes	2026-2-8 14:51:41
AC	沈泓睿	27ms	516 KiB	C++14(O2)	197 Bytes	2026-2-9 15:22:19
AC	蒋欣妤	27ms	764 KiB	C++14(O2)	240 Bytes	2025-1-10 17:19:57
AC	stz	27ms	512 KiB	C++14(O2)	223 Bytes	2026-2-9 11:04:03
AC	rrr	27ms	772 KiB	C++14(O2)	199 Bytes	2026-2-28 8:54:06
AC	盛朝阳	27ms	508 KiB	C++14(O2)	204 Bytes	2025-10-11 12:56:58
AC	chengyanru	27ms	512 KiB	C++14(O2)	233 Bytes	2026-2-25 14:16:07
AC	111	27ms	512 KiB	C++14(O2)	223 Bytes	2026-2-9 15:21:18
AC	孙鸣择	27ms	768 KiB	C++14(O2)	199 Bytes	2026-2-27 8:56:46
AC	137891	27ms	512 KiB	C++14(O2)	263 Bytes	2026-2-8 15:14:12
AC	guoyuchen1	27ms	536 KiB	C++14(O2)	226 Bytes	2025-3-4 19:28:12
AC	wujiachen	27ms	552 KiB	C++14(O2)	264 Bytes	2025-3-4 18:47:03
AC	蒋应龙bill	27ms	768 KiB	C++17(O2)	183 Bytes	2024-12-15 20:20:12
AC	PrincessHarumi	28ms	536 KiB	C++14(O2)	211 Bytes	2024-12-17 21:35:32
AC	lusiyu	28ms	548 KiB	C++14(O2)	280 Bytes	2025-3-4 18:45:30
AC	赵乐楌	28ms	512 KiB	C++14(O2)	216 Bytes	2026-2-25 10:48:13
AC	lzn	28ms	764 KiB	C++14(O2)	232 Bytes	2025-3-28 12:50:05
AC	胡智星	28ms	548 KiB	C++14(O2)	198 Bytes	2024-12-14 10:08:58
AC	huangshuairan	28ms	772 KiB	C++14(O2)	198 Bytes	2024-12-17 19:19:35
AC	胡宇宸	28ms	516 KiB	C++14(O2)	309 Bytes	2026-2-10 11:09:25
AC	李予劼	28ms	552 KiB	C++14(O2)	219 Bytes	2024-12-15 19:41:14
AC	qilewen	28ms	764 KiB	C++14(O2)	199 Bytes	2024-12-17 18:20:20
AC	王嘉澔	28ms	548 KiB	C++14(O2)	193 Bytes	2024-12-13 20:44:35
AC	王婷玥	28ms	552 KiB	C++14(O2)	238 Bytes	2024-12-31 11:19:52
AC	feishibo	28ms	512 KiB	C++14(O2)	205 Bytes	2026-2-25 13:56:48
AC	邱禹皓	28ms	768 KiB	C++14(O2)	198 Bytes	2024-12-14 18:24:23
AC	jiangbola	28ms	768 KiB	C++14(O2)	199 Bytes	2024-12-17 18:30:14
AC	wxm	28ms	516 KiB	C++14(O2)	233 Bytes	2026-2-25 14:14:02
AC	王昱翔	29ms	764 KiB	C++14(O2)	200 Bytes	2025-3-28 13:58:45
AC	姚晨骏	29ms	764 KiB	C++14(O2)	193 Bytes	2024-12-17 19:15:10
AC	白萧瑜	29ms	552 KiB	C++14(O2)	198 Bytes	2024-12-14 22:52:50
AC	王琦睿	29ms	540 KiB	C++14(O2)	244 Bytes	2025-1-3 17:17:59
AC	tuxiaolai2	29ms	532 KiB	C++17(O2)	199 Bytes	2026-2-27 12:13:55
AC	李辰怡	29ms	540 KiB	C++14(O2)	221 Bytes	2025-9-25 12:52:16
AC	Fang yi cheng	29ms	768 KiB	C++14(O2)	220 Bytes	2024-12-16 20:19:43
AC	Chenyuze24	29ms	760 KiB	C++14(O2)	199 Bytes	2024-12-25 15:44:36
AC	yhxx	29ms	764 KiB	C++14	296 Bytes	2024-12-17 14:05:02
AC	汪若晨	29ms	764 KiB	C++14(O2)	198 Bytes	2025-3-4 19:15:40
AC	xujing	30ms	764 KiB	C++14(O2)	198 Bytes	2024-12-15 14:51:16
AC	wangkezhen1	31ms	768 KiB	C++17(O2)	243 Bytes	2025-1-27 9:01:25
AC	李彦鑫	353ms	3.9 MiB	Python 3	101 Bytes	2026-2-4 10:17:46