练23.4 首字母

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	gengshuo	52ms	764 KiB	C++98	204 Bytes	2025-2-6 16:32:38
AC	jiashixuan	52ms	764 KiB	C++98	219 Bytes	2024-8-15 9:53:12
AC	jihaoyuan	53ms	768 KiB	C++98	261 Bytes	2025-1-23 10:43:06
AC	lihaorui	55ms	768 KiB	C++98	261 Bytes	2025-1-23 11:28:19
AC	pengtaifu	55ms	764 KiB	C++98	223 Bytes	2024-8-14 22:49:11
AC	zhuyinuo	56ms	768 KiB	C++98	256 Bytes	2025-2-6 15:57:02