pad与三角掩码

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	慢吞吞的汤圆6210	1770ms	35.5 MiB	Python 3	500 Bytes	2026-10-1 1:01:37
AC	Mazzer	1778ms	35.6 MiB	Python 3	518 Bytes	2026-10-2 3:49:32
AC	温和的小鹿9032	1780ms	35.5 MiB	Python 3	310 Bytes	2026-10-4 9:52:27
AC	睿智的诗人9243	1788ms	35.5 MiB	Python 3	443 Bytes	2026-9-29 21:22:17
AC	敏锐的松果5452	1788ms	35.5 MiB	Python 3	778 Bytes	2026-9-30 4:16:06
AC	pKeTtJYNma	1807ms	35.4 MiB	Python 3	291 Bytes	2026-10-3 23:28:32
AC	CHOSEN1	1807ms	35.6 MiB	Python 3	574 Bytes	2026-10-1 16:47:59
AC	甜美的桃子7984	1811ms	35.5 MiB	Python 3	259 Bytes	2026-9-30 21:56:08
AC	温和的诗人1642	1815ms	35.5 MiB	Python 3	523 Bytes	2026-10-1 22:58:16
AC	敏锐的沙丘	1821ms	35.4 MiB	Python 3	984 Bytes	2026-10-1 15:11:28
AC	踏实的奶茶2458	1822ms	35.4 MiB	Python 3	562 Bytes	2026-9-30 11:30:17
AC	淡定的歌手8816	1822ms	35.4 MiB	Python 3	660 Bytes	2026-10-3 20:28:42
AC	h6zqAD0SVR	1829ms	35.3 MiB	Python 3	549 Bytes	2026-10-2 21:29:59
AC	Cowalnut	1858ms	35.6 MiB	Python 3	336 Bytes	2026-9-28 20:36:54