From 07759c429db89ceab567177bd26978c47e2ce8f0 Mon Sep 17 00:00:00 2001
From: ZhengJiayin <13230092115@163.com>
Date: Thu, 14 May 2026 12:56:59 +0800
Subject: [PATCH] w6

---
 w6/Animal.class     | Bin 0 -> 206 bytes
 w6/Animal.java      |   3 +++
 w6/AnimalTest.class | Bin 0 -> 843 bytes
 w6/AnimalTest.java  |  23 +++++++++++++++++++++++
 w6/Cat.class        | Bin 0 -> 391 bytes
 w6/Cat.java         |   6 ++++++
 w6/Dog.class        | Bin 0 -> 487 bytes
 w6/Dog.java         |  11 +++++++++++
 w6/Swimmable.class  | Bin 0 -> 120 bytes
 w6/Swimmable.java   |   3 +++
 10 files changed, 46 insertions(+)
 create mode 100644 w6/Animal.class
 create mode 100644 w6/Animal.java
 create mode 100644 w6/AnimalTest.class
 create mode 100644 w6/AnimalTest.java
 create mode 100644 w6/Cat.class
 create mode 100644 w6/Cat.java
 create mode 100644 w6/Dog.class
 create mode 100644 w6/Dog.java
 create mode 100644 w6/Swimmable.class
 create mode 100644 w6/Swimmable.java

diff --git a/w6/Animal.class b/w6/Animal.class
new file mode 100644
index 0000000000000000000000000000000000000000..4807404da5dd33de39da84748af749fe70e846f8
GIT binary patch
literal 206
zcmX9%yAFat5S)cW1o80$7ItbOKcFVY#L8%)u|MEq4&g`$_+M5g7Jh&qW!#Hf%*@Va
zXFlK88^8*K5Dr`)B7%nwVU)|ej0<V5@iEC&+7LQRZFI9HxYOCiN0*(A(WNX1Vq0a3
zFx+dS4sDsJ`Ye-zouHIAb*fsE5klrVRXc4Dz5naN)`$swZnxurY(Hbb+nAY{z4;UL
TV8J1b_RLyv3Tx{|j1KxgK<Xrw

literal 0
HcmV?d00001

diff --git a/w6/Animal.java b/w6/Animal.java
new file mode 100644
index 0000000..b07d6fa
--- /dev/null
+++ b/w6/Animal.java
@@ -0,0 +1,3 @@
+public abstract class Animal {
+    public abstract void makeSound();
+}
\ No newline at end of file
diff --git a/w6/AnimalTest.class b/w6/AnimalTest.class
new file mode 100644
index 0000000000000000000000000000000000000000..237980f48a72dad1a3cdd5ebe5256197e89f7b0e
GIT binary patch
literal 843
zcmaJ<QE$>v6#nko?m|}v!a9eFV^b##Iuvy#Lzn0l9}G-mmnFKyq(DP1qh*1@;=6ys
zS6_VA2Nqpi^wpo>Kky&;<UF^S7!zXCo_p>&C*Sv-)AQ}ur&9p;aaYF_6b{vZhG~XG
z+Zj5gj^npVPwH*A5im^O6TS#G8I)Xpk0U~n2fpx}4u?*`?QTm)RAR*Fw&esm3@AD{
z5(dsm%&6xaxOR8oH#t&twU317IrWY^gCtA?^Rh_oQ#6VNq&Y4axQI*th_PSw1J@&h
z?tmnj)ljDBmY(*6AJ{?9b-YRhml+my%d)b&Za)xyD=Yk_7>ee=>10V~mQp&hSmIbV
za0OQxQWJm}_@RXD_{5YOQ-u>D9s;f8_hiEfY0L<6|KX%*j5!S?I0_8<cydx6wY=4B
zx(xBE@ZFt(S9g26aw?SY96{Xkx&2Ax3^6-!8V5D!Fs$b&Qy&vbId0Rm_p4*h3bE5q
z=r!C&LXyP)N?DUbz!Fwz7vwVqCbxlXk!~3}8J*hdG1z-@7%Z|fE&V9gP@+?o{(wqx
z;7I!nUM(mmh(15Yj9pMqV30R!7iz`RO=Vp*)y!M06iv0fp{2DE;%V(Gl5Y@8YhRH3
zh&hJWDtmYK{R7S?Gb1eifvOcpxJKWKj9(AqA@GhhLSBlS3dKD{f_#O#P!T7arggLs
zL7C)kK*u)SA7d8JDEoqHU(%-5kwP1D=)uI0mhuK6EI>J<!Dt*eId0L*sOjaOgvf9w
HWLy6Y6jrNL

literal 0
HcmV?d00001

diff --git a/w6/AnimalTest.java b/w6/AnimalTest.java
new file mode 100644
index 0000000..12aa67e
--- /dev/null
+++ b/w6/AnimalTest.java
@@ -0,0 +1,23 @@
+public class AnimalTest {
+    public static void main(String[] args) {
+        Animal[] animals = new Animal[2];
+        animals[0] = new Dog();
+        animals[1] = new Cat();
+
+        for (Animal a : animals) {
+            a.makeSound();
+            if (a instanceof Swimmable) {
+                ((Swimmable) a).swim();
+            }
+        }
+
+        System.out.println("\n--- Testing individual Dog ---");
+        Dog dog = new Dog();
+        dog.makeSound();
+        dog.swim();
+
+        System.out.println("\n--- Testing individual Cat ---");
+        Cat cat = new Cat();
+        cat.makeSound();
+    }
+}
\ No newline at end of file
diff --git a/w6/Cat.class b/w6/Cat.class
new file mode 100644
index 0000000000000000000000000000000000000000..c43d27c56a3cf908eca1ed565add76208cd5770a
GIT binary patch
literal 391
zcmZut%T5A85UhrUeYgsO_%?xq33zbtq9%sK6B-i?_dzCPba&S5&T9B9J!s;=5AdUm
zJ&@?dIdoTdb#+hb>-*yqz!~-flu&lzgs7lOs9tE5h?v2t(#o6@%H7`BhX>z95Ml)(
zp?)u(L=+1>i$?R@$b_fT!Vp@+1*6jFCR5ssOeRIr_prv)K$vze=J`qcN~X`9WeiZq
zx{F4LCN>Dof8+%B(JqTMFX=81EKeJ5&-%Twi%tFj?<Y8ebSeq8q0;iYNG3A76_c1d
zej*;^C@u7q5OB`!<fXEN$GT&C79F(M3;RkS>juXyt`0a8=gQGL=!F4co1>*IChYu<
d9xkMS{|dLU`i9!yxb+!u*vJY?b{Utj_XFAuO2+^I

literal 0
HcmV?d00001

diff --git a/w6/Cat.java b/w6/Cat.java
new file mode 100644
index 0000000..69ea589
--- /dev/null
+++ b/w6/Cat.java
@@ -0,0 +1,6 @@
+public class Cat extends Animal {
+    @Override
+    public void makeSound() {
+        System.out.println("Cat says: Meow! Meow!");
+    }
+}
\ No newline at end of file
diff --git a/w6/Dog.class b/w6/Dog.class
new file mode 100644
index 0000000000000000000000000000000000000000..122ca7235b28792bc621224bc8617256cbacbb76
GIT binary patch
literal 487
zcmZuu%Syvg5Ixh^O=7gQwZ0$eLTFvsy;VUJS4D(KUEkVkxtfP0snXBVg@Ow|z>gB=
zHi(;U=6TMUVdnei^9#TUS`G>*3Y1)wQ6W^$A|1+rgJT`(?37S!cLp{r*aD7=1-OLT
zgM60VKt|)PKTR_gGAf>Agl2!%(Q)@W(NX4SiIQQ@!V<SG;<1;?X?o<{#_@eCw+?Dp
z7O1;uV1>|_LnnwQBNjv~(#{9uqcbj#d!2!WRYKM1>(onMbQp47V4b((qQEA>_Dxw1
z14SsE$0K&tzK+z@Bpj;bCU4lGd{llsiAD@EIs}K)<W5~`L$p}!&}@hn*7$6M4ZdNK
zJ)e&47H2!`iGBIt1N6!PVVkXKo0u5z2i>1Z0QMV1eeoUDf4F%HP~xkXnX)^d(wsvv
Mk8+r@$MgccU&fhPfdBvi

literal 0
HcmV?d00001

diff --git a/w6/Dog.java b/w6/Dog.java
new file mode 100644
index 0000000..282670f
--- /dev/null
+++ b/w6/Dog.java
@@ -0,0 +1,11 @@
+public class Dog extends Animal implements Swimmable {
+    @Override
+    public void makeSound() {
+        System.out.println("Dog says: Woof! Woof!");
+    }
+
+    @Override
+    public void swim() {
+        System.out.println("Dog is swimming");
+    }
+}
\ No newline at end of file
diff --git a/w6/Swimmable.class b/w6/Swimmable.class
new file mode 100644
index 0000000000000000000000000000000000000000..f4832bb5d929587529e89d36d38d15c18058c5b2
GIT binary patch
literal 120
zcmX^0Z`VEs1_oOOPId++Mh4E{^32@a#H5^5b_Nzk27#=^vPAuy#JqHU|D>$c<Pt^(
zmSUg^Mh0dL%`ip=uHgLAqU2P!%$!t420pl6J&-mwMh2iVpxF!zj6kDU8Q4H926iCH
H#J~XnN+=m>

literal 0
HcmV?d00001

diff --git a/w6/Swimmable.java b/w6/Swimmable.java
new file mode 100644
index 0000000..b7a501e
--- /dev/null
+++ b/w6/Swimmable.java
@@ -0,0 +1,3 @@
+public interface Swimmable {
+    void swim();
+}
\ No newline at end of file