【基础】挑战赛第二题——放大的X

状态	递交者	时间	内存	语言	代码	递交时间
AC	heqianmo	1ms	504 KiB	C++17(O2)	313 Bytes	2026-4-24 12:41:54
AC	zhangxin	1ms	560 KiB	C++14(O2)	652 Bytes	2026-4-21 22:23:02
AC	zhaozhiyi	1ms	324 KiB	C++17(O2)	375 Bytes	2026-4-21 17:04:54
AC	wangyankai	1ms	508 KiB	C++14	644 Bytes	2026-5-11 13:12:08
AC	cdh	1ms	564 KiB	C++98	467 Bytes	2026-5-1 19:56:48
AC	yezihao	1ms	512 KiB	C++98	590 Bytes	2026-4-23 13:18:53
AC	zhoumiya	1ms	504 KiB	C++17(O2)	492 Bytes	2026-4-23 17:14:41
AC	MYM	1ms	504 KiB	C++17(O2)	644 Bytes	2026-5-25 19:42:51
AC	liusiyu	1ms	504 KiB	C++17(O2)	176 Bytes	2026-5-8 12:33:29
AC	shaojianle	1ms	540 KiB	C++98(O2)	307 Bytes	2026-4-23 17:02:59
AC	zhangyi	1ms	516 KiB	C++98(O2)	411 Bytes	2026-4-22 12:57:25
AC	qiujiamei	1ms	544 KiB	C++98(O2)	375 Bytes	2026-4-23 21:55:15
AC	wusiyu	1ms	504 KiB	C++14(O2)	402 Bytes	2026-4-27 20:21:19
AC	zhongjunnan	1ms	512 KiB	C++14(O2)	546 Bytes	2026-4-19 19:49:10
AC	taosirui	1ms	504 KiB	C++98(O2)	360 Bytes	2026-4-21 12:29:20
AC	zhou37	1ms	504 KiB	C++17(O2)	520 Bytes	2026-6-3 12:31:48
AC	chenaijin	3ms	504 KiB	C++14	394 Bytes	2026-3-25 13:07:46
AC	zhangruoyi	4ms	324 KiB	C++98(O2)	255 Bytes	2026-4-9 12:44:43
AC	liangluoquan	4ms	504 KiB	C++14(O2)	452 Bytes	2026-4-8 12:36:02
AC	liuhaoran	5ms	504 KiB	C++14	514 Bytes	2026-3-26 13:43:46