【例15.2】偶数

状态	递交者	时间	内存	语言	代码	递交时间
AC	UID 299	49ms	1 MiB	C++20(O2)	151 Bytes	2026-7-22 16:15:39
AC	UID 24	49ms	768 KiB	C++20(O2)	129 Bytes	2026-7-22 16:18:58
AC	UID 298	50ms	768 KiB	C++20(O2)	129 Bytes	2026-7-22 16:18:50
AC	UID 18	50ms	768 KiB	C++20(O2)	379 Bytes	2026-7-22 16:19:04
AC	李屹则	51ms	760 KiB	C++98	130 Bytes	2025-11-30 21:43:09
AC	UID 79	51ms	760 KiB	C++98	121 Bytes	2025-11-5 13:00:03
AC	许铖晟	52ms	764 KiB	C++98	126 Bytes	2025-7-15 17:33:40
AC	UID 84	52ms	768 KiB	C++98	132 Bytes	2025-11-19 13:15:54
AC	UID 83	52ms	760 KiB	C++98	119 Bytes	2025-11-5 13:00:37
AC	wyh	52ms	760 KiB	C++98	126 Bytes	2025-7-14 17:42:58
AC	UID 301	52ms	512 KiB	C++20(O2)	149 Bytes	2026-8-11 9:25:54
AC	UID 81	53ms	504 KiB	C++98	122 Bytes	2025-11-5 12:57:46
AC	UID 97	53ms	760 KiB	C++98	133 Bytes	2025-11-19 13:22:13
AC	UID 75	54ms	580 KiB	C++98	128 Bytes	2025-11-19 13:15:54
AC	UID 96	54ms	508 KiB	C++98	120 Bytes	2025-11-19 13:21:26