求指定数中含有某个数的个数

状态	递交者	时间	内存	语言	代码	递交时间
AC	20243042	2ms	2.1 MiB	C++	293 Bytes	2024-12-8 19:28:44
AC	xiaoyufei	2ms	2.1 MiB	C++	239 Bytes	2024-12-15 13:25:19
AC	lzx2024	3ms	2.1 MiB	C++	379 Bytes	2024-11-20 16:24:16
AC	20243011	3ms	2.1 MiB	C++	267 Bytes	2024-11-16 12:02:16
AC	etttt	3ms	2.1 MiB	C++	273 Bytes	2025-4-2 23:39:57
AC	admin	4ms	2.2 MiB	C++	172 Bytes	2023-3-22 14:53:28
AC	limingyu	4ms	2.1 MiB	C++	225 Bytes	2024-12-1 16:43:30
AC	gr1	4ms	2.1 MiB	C++	241 Bytes	2024-11-15 21:09:16
AC	18780081838	4ms	2.1 MiB	C++	239 Bytes	2025-3-22 11:11:54
AC	20243104	4ms	2.1 MiB	C++	425 Bytes	2024-11-28 18:37:06
AC	20243111	4ms	2.1 MiB	C++	239 Bytes	2025-3-27 18:39:46
AC	20243062	4ms	2.1 MiB	C++	241 Bytes	2024-12-25 22:27:16
AC	20243001	4ms	2.1 MiB	C++	192 Bytes	2024-11-16 15:27:28
AC	20243068	4ms	2.1 MiB	C++	374 Bytes	2025-4-23 13:52:52
AC	20243089	4ms	2.1 MiB	C++	267 Bytes	2024-12-18 12:50:10
AC	20243043	4ms	2.1 MiB	C++	225 Bytes	2024-12-11 12:47:25
AC	20243046	4ms	2.1 MiB	C++	267 Bytes	2024-12-7 14:21:45
AC	20243084	4ms	2.1 MiB	C++	439 Bytes	2024-11-14 19:52:22
AC	20243006	4ms	2.1 MiB	C++	240 Bytes	2024-12-25 13:03:15
AC	20243079	4ms	2.1 MiB	C++	267 Bytes	2025-4-23 13:09:30
AC	20243050	4ms	2.1 MiB	C++	231 Bytes	2025-4-23 13:12:31
AC	lingxiao	4ms	2.1 MiB	C++	173 Bytes	2025-3-16 22:15:58
AC	202418959009815	4ms	2.1 MiB	C++	187 Bytes	2025-6-20 13:17:43
AC	futubu	4ms	2.1 MiB	C++	219 Bytes	2025-3-29 14:28:29
AC	13568876063	5ms	2.1 MiB	C++	371 Bytes	2024-11-24 10:06:08
AC	20243020	5ms	2.1 MiB	C++	272 Bytes	2024-11-27 13:06:14
AC	20243015	5ms	2.2 MiB	C++	556 Bytes	2024-11-10 20:33:22
AC	joe2015	5ms	2.1 MiB	C++	243 Bytes	2025-5-4 15:41:30
AC	SD2214	9ms	2.2 MiB	C++	218 Bytes	2024-6-1 0:02:13
AC	15882428386	35ms	17.5 MiB	Python	139 Bytes	2025-4-2 19:11:31
AC	1415926	86ms	16 MiB	Python	67 Bytes	2024-7-5 9:26:56