打印n层金字塔

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	张涵予	5ms	1.1 MiB	C++14(O2)	268 Bytes	2025-11-22 14:44:12
AC	杨翼瑞	5ms	1.7 MiB	C++14(O2)	260 Bytes	2026-2-4 11:03:07
AC	金千慧	5ms	1.1 MiB	C++14(O2)	317 Bytes	2026-1-16 21:30:12
AC	王晨渊	5ms	820 KiB	C++14(O2)	239 Bytes	2026-1-17 14:48:15
AC	周逸轩	6ms	816 KiB	C++14(O2)	268 Bytes	2026-1-16 18:07:50
AC	叶宇轩	6ms	6.8 MiB	C++14(O2)	234 Bytes	2025-5-28 16:14:03
AC	潘禹澈	20ms	6.4 MiB	C++14(O2)	239 Bytes	2025-4-19 16:56:33