5 Commits

Author	SHA1	Message	Date
SKYFIR35	e48218d9e7	for循环体现多态	2026-10-07 22:18:59 +08:00
SKYFIR35	4fcd7e1227	子类square	2026-10-07 22:12:56 +08:00
SKYFIR35	06da619342	子类circle	2026-10-07 22:11:31 +08:00
SKYFIR35	a60d87f635	子类circle	2026-10-07 22:09:47 +08:00
SKYFIR35	e6a8f76028	父类shape和方法area的return0 ... ‘	2026-10-07 22:06:31 +08:00