练23.4 首字母

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	单希乐	32ms	6.2 MiB	C++ 17	209 Bytes	2023-6-8 19:34:56
AC	赵泽华	35ms	8.3 MiB	C++ 17	207 Bytes	2023-6-4 20:48:50
AC	邴诚文	37ms	6.4 MiB	C++ 17	308 Bytes	2023-5-2 19:30:41
AC	赵泽华	37ms	8.3 MiB	C++ 17	207 Bytes	2023-6-4 20:48:45