diff --git a/W6周梓浩202506050319/Animal.java b/W6周梓浩202506050319/Animal.java
new file mode 100644
index 0000000..793bd6c
--- /dev/null
+++ b/W6周梓浩202506050319/Animal.java
@@ -0,0 +1,24 @@
+package Animal;
+
+public abstract class Animal {
+    abstract void makeSound();
+}
+interface Swimmable{
+    void swim();
+}
+class Dog extends Animal implements Swimmable{
+    @Override
+    public void makeSound(){
+        System.out.println("汪汪汪————");
+    }
+    @Override
+    public void swim(){
+        System.out.println("小狗正在游泳...");
+    }
+}
+class Cat extends Animal{
+    @Override
+    public void makeSound(){
+        System.out.println("喵喵喵————");
+    }
+}
diff --git a/W6周梓浩202506050319/AnimalTest.java b/W6周梓浩202506050319/AnimalTest.java
new file mode 100644
index 0000000..caee229
--- /dev/null
+++ b/W6周梓浩202506050319/AnimalTest.java
@@ -0,0 +1,12 @@
+package Animal;
+
+public class AnimalTest {
+    public static void main(String[] args){
+        Swimmable dog1=new Dog();
+        Animal dog2=new Dog();
+        Animal cat=new Cat();
+        cat.makeSound();
+        dog2.makeSound();
+        dog1.swim();
+    }
+}