输出字符菱形

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	C23lingyiyu	4ms	684 KiB	C++11(O2)	230 Bytes	2024-7-20 19:37:16
AC	C23huangminzhe	4ms	728 KiB	C++11	126 Bytes	2023-9-15 20:44:11
AC	C23huangchengfu	4ms	808 KiB	C++11(O2)	663 Bytes	2024-8-5 20:58:45
AC	C23liukaiyan	4ms	856 KiB	C++11(O2)	224 Bytes	2024-7-11 15:56:59
AC	C23zhangjiawei	4ms	808 KiB	C++11(O2)	230 Bytes	2024-7-20 20:56:53
AC	C24zhuchengyu	4ms	808 KiB	C++11(O2)	99 Bytes	2024-8-20 15:47:05
AC	C24zhengshunyuan	4ms	680 KiB	C++11(O2)	230 Bytes	2024-7-27 22:29:34
AC	C24chenxinhao	4ms	808 KiB	C++11(O2)	177 Bytes	2024-11-13 16:19:45