【桶思想的应用】验证数据存在性

状态	递交者	时间	内存	语言	代码	递交时间
AC	2023jx0306	32ms	10.7 MiB	Python 3.14.0a2	297 Bytes	2025-5-16 12:03:26
AC	2023jx0123	32ms	10.9 MiB	Python 3.14.0a2	585 Bytes	2025-5-14 11:07:07
AC	sxz	32ms	10.7 MiB	Python 3.14.0a2	297 Bytes	2025-5-14 11:07:10
AC	2023jx0304	33ms	14.8 MiB	Python 3.14.0a2	61 Bytes	2025-5-16 12:02:57
AC	2023jx0343	34ms	14.8 MiB	Python 3.14.0a2	297 Bytes	2025-5-16 11:56:26
AC	zbsd241341	34ms	12.4 MiB	Python 3.14.0a2	78 Bytes	2026-4-8 15:49:30
AC	2023jx0107	34ms	10.6 MiB	Python 3.14.0a2	303 Bytes	2025-5-14 11:05:04
AC	2023jx0105	34ms	10.8 MiB	Python 3.14.0a2	291 Bytes	2025-5-14 11:05:01
AC	2023jx0124	34ms	10.7 MiB	Python 3.14.0a2	284 Bytes	2025-5-14 11:06:27
AC	2023jx0129	35ms	10.6 MiB	Python 3.14.0a2	284 Bytes	2025-5-14 11:06:23
AC	2023jx0331	35ms	10.7 MiB	Python 3.14.0a2	297 Bytes	2025-5-16 11:49:15
AC	2023jx0101	36ms	10.7 MiB	Python 3.14.0a2	303 Bytes	2025-5-14 11:05:59
AC	2023jx0116	36ms	10.7 MiB	Python 3.14.0a2	297 Bytes	2025-5-14 11:06:30
AC	lzjs20250106	36ms	13.8 MiB	Python 3.14.0a2	361 Bytes	2026-3-20 9:45:30
AC	2023jx0316	36ms	10.6 MiB	Python 3.14.0a2	61 Bytes	2025-5-16 12:01:49
AC	2023jx0103	36ms	14.8 MiB	Python 3.14.0a2	297 Bytes	2025-5-14 11:10:06
AC	2023jx0332	36ms	10.7 MiB	Python 3.14.0a2	331 Bytes	2025-5-16 11:47:34
AC	lzjs20250114	36ms	13.8 MiB	Python 3.14.0a2	287 Bytes	2026-3-20 9:48:23
AC	2023jx0318	37ms	10.6 MiB	Python 3.14.0a2	284 Bytes	2025-5-16 12:03:55
AC	lzjs20250116	37ms	13.8 MiB	Python 3.14.0a2	287 Bytes	2026-3-20 9:43:27
AC	ERA_YES	44ms	27.8 MiB	C++17(O2)	668 Bytes	2023-10-28 13:54:18
AC	ERA_YES	51ms	27.7 MiB	C++17(O2)	668 Bytes	2023-10-28 13:52:57
AC	2023jx0326	56ms	6.6 MiB	C++11	547 Bytes	2024-12-11 11:12:24
AC	zbsd241329	398ms	12.3 MiB	Python 3.14.0a2	402 Bytes	2025-3-31 15:12:07
AC	lzjs20250108	840ms	13.8 MiB	Python 3.14.0a2	414 Bytes	2026-3-20 10:03:34
AC	lzjs20250104	891ms	13.7 MiB	Python 3.14.0a2	704 Bytes	2026-3-20 9:24:03