练21.1 年龄段判断

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	庞少卿	47ms	756 KiB	C++98	305 Bytes	2025-10-20 20:22:51
AC	冼子童	51ms	760 KiB	C++98	232 Bytes	2025-11-25 17:26:49
AC	陈沛宜	52ms	508 KiB	C++98	237 Bytes	2025-12-3 11:48:55
AC	朱梓霖	52ms	508 KiB	C++98	230 Bytes	2025-10-1 10:53:13
AC	劳钰峰	52ms	760 KiB	C++98	259 Bytes	2025-10-3 8:55:34
AC	张若煊	54ms	764 KiB	C++98	217 Bytes	2025-9-24 19:28:02
AC	朱子轩	59ms	764 KiB	C++14(O2)	229 Bytes	2025-9-15 20:34:05