【例3.2】打印长方形

状态	递交者	时间	内存	语言	代码	递交时间
AC	sunny20170121	2ms	512 KiB	C++11(O2)	303 Bytes	2026-2-8 14:39:21
AC	gaga	3ms	512 KiB	C++11(O2)	203 Bytes	2026-2-8 10:17:40
AC	THR	3ms	512 KiB	C++11(O2)	293 Bytes	2026-3-15 17:31:15
AC	hyx	3ms	512 KiB	C++11(O2)	300 Bytes	2026-3-8 14:48:13
AC	hdh	3ms	512 KiB	C++11(O2)	294 Bytes	2026-3-6 21:22:39
AC	eric2017501	3ms	512 KiB	C++11(O2)	301 Bytes	2026-2-8 14:27:03
AC	ary	3ms	512 KiB	C++11(O2)	206 Bytes	2026-2-8 9:57:48
AC	zzh	3ms	512 KiB	C++11(O2)	303 Bytes	2026-2-16 15:53:11
AC	leo	3ms	512 KiB	C++11(O2)	315 Bytes	2026-3-8 10:54:35