update:demo4

2025-12-17 04:51:58 -05:00 · 2025-11-28 16:59:17 +08:00
parent 41e6b71bd7
commit 5832b4fe9d
34 changed files with 307 additions and 0 deletions
--- a/com/study/demo3/Bicycle.class
+++ b/com/study/demo3/Bicycle.class
--- a/com/study/demo3/Book.class
+++ b/com/study/demo3/Book.class
--- a/com/study/demo3/Car.class
+++ b/com/study/demo3/Car.class
--- a/com/study/demo3/EBook.class
+++ b/com/study/demo3/EBook.class
--- a/com/study/demo3/Library.class
+++ b/com/study/demo3/Library.class
--- a/com/study/demo3/LibraryTest.class
+++ b/com/study/demo3/LibraryTest.class
--- a/com/study/demo3/Main2.class
+++ b/com/study/demo3/Main2.class
--- a/com/study/demo3/PrintedBook.class
+++ b/com/study/demo3/PrintedBook.class
--- a/com/study/demo3/StudentManager.class
+++ b/com/study/demo3/StudentManager.class
--- a/com/study/demo3/Train.class
+++ b/com/study/demo3/Train.class
--- a/com/study/demo3/Vehicle.class
+++ b/com/study/demo3/Vehicle.class