【二分1】查询是否存在某个数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	wkdm	399ms	7.1 MiB	C++17(O2)	946 Bytes	2025-10-21 19:52:25
AC	CodeFun1b1b25e0ae	400ms	6.8 MiB	C++14	509 Bytes	2025-10-29 22:57:38
AC	LiuDahou	400ms	7.4 MiB	C++17(O2)	590 Bytes	2026-4-2 17:31:45
AC	NGnRDpvbN1	401ms	7.1 MiB	C++14	713 Bytes	2026-4-11 19:55:56
AC	lyh358	402ms	7 MiB	C++11	797 Bytes	2026-3-16 16:54:18
AC	CodeFunc9f931cccb	404ms	6.8 MiB	C++17(O2)	872 Bytes	2025-10-29 21:50:14
AC	阿垲	404ms	7 MiB	C++11	816 Bytes	2025-10-7 23:56:11
AC	Wkor6rleIB	405ms	6.8 MiB	C++17(O2)	872 Bytes	2026-4-29 13:01:44
AC	G5WFMrfjjX	406ms	7.3 MiB	C++17(O2)	588 Bytes	2026-4-9 20:54:22
AC	CodeFun9a5c3a7530	408ms	6.9 MiB	C++17(O2)	634 Bytes	2026-4-21 20:48:45
AC	jpiIwCBpbA	410ms	7.1 MiB	C++11	704 Bytes	2026-4-27 15:15:55
AC	ZzteihBGnC	410ms	6.9 MiB	C++17(O2)	768 Bytes	2026-4-29 0:51:33
AC	Z3rAshK	414ms	7 MiB	C++17(O2)	799 Bytes	2026-4-18 20:31:01
AC	CodeFun23bd562468	415ms	7 MiB	C++11	881 Bytes	2025-6-24 12:08:37
AC	dtl4OTVUok	420ms	7.1 MiB	C++17(O2)	767 Bytes	2026-4-28 19:54:16
AC	rdsyGP2SVs	420ms	7 MiB	C++17	806 Bytes	2026-4-14 14:40:51
AC	CodeFun92a4f09783	427ms	7.1 MiB	C++17(O2)	708 Bytes	2025-10-4 15:52:24
AC	qNpuB8XvUg	429ms	7.1 MiB	C++17	502 Bytes	2026-4-28 14:41:20
AC	CodeFun9b7865b61f	442ms	6.9 MiB	C++11	666 Bytes	2025-10-2 19:24:05
AC	猛猛刷题进华为	455ms	7.1 MiB	C++14	738 Bytes	2026-3-27 22:45:34
AC	柒のemmm	462ms	7.2 MiB	C++11	821 Bytes	2026-4-9 14:12:00
AC	luti	463ms	6.6 MiB	C++17(O2)	917 Bytes	2024-11-19 15:31:06
AC	拼搏百天去od	467ms	6.5 MiB	C++17(O2)	1.5 KiB	2025-2-20 15:20:40
AC	TaZi	475ms	6.5 MiB	C++17(O2)	907 Bytes	2024-11-9 11:04:56
AC	efPFr0VSj7	477ms	7.1 MiB	C++11	667 Bytes	2026-4-16 21:02:19
AC	Robin	478ms	7.2 MiB	C++11(O2)	788 Bytes	2026-4-1 19:52:36
AC	CodeFun7036224378	481ms	6.6 MiB	C++11	790 Bytes	2025-1-4 1:35:47
AC	CodeFun4d554c1fb3	483ms	6.5 MiB	C++11(O2)	607 Bytes	2025-2-18 22:55:40
AC	CodeFun0cd9dcfbad	486ms	6.6 MiB	C++17	757 Bytes	2024-12-4 15:34:35
AC	CodeFundd3970b29f	489ms	6.6 MiB	C++98	705 Bytes	2025-3-21 22:49:54
AC	mDCpIyYwHY	490ms	7.1 MiB	C++17(O2)	702 Bytes	2026-4-28 21:44:36
AC	Zx0AVIgSxW	495ms	7.1 MiB	C++17(O2)	721 Bytes	2026-4-14 19:51:01
AC	阳光破忒头	497ms	7 MiB	C++11	747 Bytes	2025-7-10 11:51:26
AC	CodeFun5e4668e83a	497ms	6.5 MiB	C++11	626 Bytes	2025-2-28 9:28:16
AC	CodeFun083d6a38c7	504ms	6.5 MiB	C++17	609 Bytes	2025-2-1 22:19:50
AC	yonghuming123qaq	513ms	6.5 MiB	C++17(O2)	615 Bytes	2025-3-7 22:12:37
AC	CodeFun5f3e4c0d05	514ms	6.6 MiB	C++98	684 Bytes	2025-3-12 6:56:42
AC	DeminusYuan	517ms	6.5 MiB	C++11	828 Bytes	2025-1-19 21:59:05
AC	CodeFun1ae1807251	517ms	6.6 MiB	C++17(O2)	681 Bytes	2025-3-14 1:00:07
AC	user54asd45	527ms	6.5 MiB	C++98	681 Bytes	2025-2-12 9:37:57
AC	CodeFun750de23c11	529ms	6.6 MiB	C++11	657 Bytes	2025-3-10 16:26:59
AC	ArChong	531ms	6.6 MiB	C++98	868 Bytes	2025-3-11 14:59:31
AC	CodeFun54bbb8018e	535ms	6.6 MiB	C++98	678 Bytes	2025-3-15 17:35:12
AC	CodeFun2249c8bb81	538ms	7 MiB	C++14	1.1 KiB	2025-10-24 19:57:17
AC	六维的羊	549ms	6.3 MiB	C++17(O2)	840 Bytes	2025-3-7 22:40:01
AC	shiki	551ms	6.6 MiB	C++11	918 Bytes	2025-3-5 1:02:20
AC	CodeFuncbc11165b6	571ms	6.6 MiB	C++98	809 Bytes	2025-3-14 19:42:21
AC	CodeFun09f5a5aa13	593ms	6.6 MiB	C++98	855 Bytes	2025-1-4 18:45:11
AC	0153ddc	627ms	6.9 MiB	C++17(O2)	827 Bytes	2026-3-15 12:11:25
AC	CodeFun526693a791	799ms	7.2 MiB	C++17(O2)	757 Bytes	2026-2-3 20:27:46
AC	CodeFundf5561ef4b	807ms	7 MiB	C++17(O2)	722 Bytes	2025-10-24 19:15:09
AC	W9	840ms	7.2 MiB	C++17(O2)	8.7 KiB	2025-9-9 11:10:25
AC	moyan	845ms	7.2 MiB	C++11(O2)	870 Bytes	2026-2-17 23:29:14
AC	CodeFun1d33dc8af3	855ms	7.3 MiB	C++17(O2)	911 Bytes	2025-4-20 22:07:52
AC	CodeFun3e09f364d7	856ms	7.1 MiB	C++11	653 Bytes	2026-1-16 16:22:50
AC	CodeFunc317f6b7a4	858ms	7.1 MiB	C++11	930 Bytes	2025-5-12 22:46:29
AC	CodeFunc4b98ffac1	868ms	7 MiB	C++98	672 Bytes	2025-5-14 15:13:52
AC	CodeFun605c0b58dd	869ms	7.2 MiB	C++98	784 Bytes	2025-5-6 16:24:21
AC	CodeFun59f348eee8	881ms	7 MiB	C++98	637 Bytes	2025-5-19 15:12:47
AC	CodeFun3ee1eb3bcb	882ms	7 MiB	C++11	659 Bytes	2025-5-13 1:25:57
AC	CodeFun1fe18eae9e	886ms	7.3 MiB	C++17	748 Bytes	2025-9-9 22:08:03
AC	CodeFunb04d2873e7	886ms	7.2 MiB	C++98	727 Bytes	2025-4-4 14:39:30
AC	CodeFun62b3b30ae4	887ms	7 MiB	C++11	674 Bytes	2025-7-28 20:30:07
AC	CodeFun186014ff3e	892ms	7 MiB	C++11	1.5 KiB	2025-5-2 23:10:02
AC	CodeFund4f37ad8c7	899ms	7 MiB	C++11	723 Bytes	2025-8-21 9:00:36
AC	CodeFune757b3cb9b	905ms	7.1 MiB	C++11	686 Bytes	2025-7-9 21:32:41
AC	CodeFun8ac36099ac	914ms	7 MiB	C++14	667 Bytes	2025-7-27 20:28:32
AC	比例前任	926ms	6.9 MiB	C++11	916 Bytes	2025-5-10 13:43:49
AC	在我前面的offer多多	945ms	7.2 MiB	C++17(O2)	755 Bytes	2026-4-3 12:50:59
AC	CodeFun18e239aa67	954ms	6.9 MiB	C++17(O2)	765 Bytes	2025-9-28 12:46:21
AC	Y94sYCJBZD	969ms	7.2 MiB	C++17(O2)	1.2 KiB	2026-4-3 13:42:01
AC	derli	982ms	7.1 MiB	C++17(O2)	958 Bytes	2026-3-28 15:34:32
AC	CodeFunaf28fd5fbc	993ms	6.8 MiB	C++17(O2)	717 Bytes	2025-10-8 16:40:19
AC	UG5Az3ZlgZ	1004ms	7.2 MiB	C++17(O2)	634 Bytes	2026-4-3 15:30:47
AC	rMWBtL5kQz	1012ms	6.9 MiB	C++17(O2)	499 Bytes	2026-4-28 18:53:40
AC	CodeFunb10eb0db9e	1071ms	7.1 MiB	C++11	953 Bytes	2025-8-29 10:28:26
AC	CodeFun57fb1ccaea	1161ms	7 MiB	C++17(O2)	979 Bytes	2025-10-24 23:43:46
AC	CodeFun7efe9b04f7	1379ms	7.1 MiB	C++98	775 Bytes	2025-9-5 9:20:03
AC	CodeFun5615a42695	1381ms	7 MiB	C++98	927 Bytes	2025-7-16 22:49:39
AC	CodeFunffd0061b36	1881ms	6.7 MiB	C++11	492 Bytes	2025-3-18 22:37:55
AC	WendellY	2359ms	6.6 MiB	C++98	871 Bytes	2025-3-14 6:41:52
AC	CodeFun715b702dcd	2676ms	6.5 MiB	C++17	788 Bytes	2025-2-27 23:43:11