输出字符菱形

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	若白	4ms	680 KiB	C++17(O2)	181 Bytes	2025-7-11 15:23:10
AC	_chjich_	4ms	808 KiB	C++14(O2)	158 Bytes	2025-7-11 9:33:00
AC	曾彦彬contest	4ms	680 KiB	C++14(O2)	142 Bytes	2025-7-7 19:46:12
AC	maochengjun	4ms	808 KiB	C++14	294 Bytes	2025-7-9 11:39:41
AC	陈国瑞	4ms	808 KiB	C++14(O2)	96 Bytes	2025-7-15 17:18:22
AC	xzh13579	4ms	808 KiB	C++14(O2)	129 Bytes	2025-7-25 18:00:37
AC	龙肖瑾xly2025	4ms	808 KiB	C++14(O2)	127 Bytes	2025-7-27 22:08:13
AC	女乃龙	4ms	808 KiB	C++14(O2)	294 Bytes	2025-7-11 14:42:46
AC	白力予	4ms	812 KiB	C++14(O2)	210 Bytes	2025-8-7 19:12:36