From ee84c69fef753963f2230614260eb23c00512142 Mon Sep 17 00:00:00 2001
From: Lixinyi <3382734605@qq.com>
Date: Thu, 23 Apr 2026 15:11:49 +0800
Subject: [PATCH] =?UTF-8?q?W5-=E6=9D=8E=E9=91=AB=E6=80=A1-202506050312?=
MIME-Version: 1.0
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W5-李鑫怡-202506050312
---
 Circle.class    | Bin 0 -> 395 bytes
 Rectangle.class | Bin 0 -> 398 bytes
 Shape.class     | Bin 0 -> 401 bytes
 ShapeTest.class | Bin 0 -> 475 bytes
 ShapeTest.java  |  36 ++++++++++++++++++++++++++++++++++++
 5 files changed, 36 insertions(+)
 create mode 100644 Circle.class
 create mode 100644 Rectangle.class
 create mode 100644 Shape.class
 create mode 100644 ShapeTest.class
 create mode 100644 ShapeTest.java

diff --git a/Circle.class b/Circle.class
new file mode 100644
index 0000000000000000000000000000000000000000..5f571889ffb1d36f060b0d41c5e87a9ac3380a3c
GIT binary patch
literal 395
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zkZAM+{0sx}FO0L0XyX<$lQU=L%$|?$mv;dB*su^nm?L5%iWo!GITi!S5ZhI*(t8Zy
zQn{Hx90?A~MiMqd=0u!|N>8}migP~HvQI28&<y$dtfRcjk*{3sXkUtcHI5WR;p_Ew
zdNrDiFDB!M>D}e@?Y{VVb8R7mMUJeE9F`bz|I9P+f!Wq`NuV@Wm}_f-yVY`&qd*7O
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zU|6PVlQJ{N_A}Tc6$~pBO&j18SAVHnG-}Yq6L@xEg!CWXcnw(OW|AmtREMzs11o`4
Ah5!Hn

literal 0
HcmV?d00001

diff --git a/Rectangle.class b/Rectangle.class
new file mode 100644
index 0000000000000000000000000000000000000000..f45e99514ec3926522c23a40aec8c6400a16d310
GIT binary patch
literal 398
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zX!Ha83<KdWjB_E;##_ux&YYPu_k4c8egN3RnuQR;1|l}1h!LXBiRel~Y}@r*wL=IO
zOUEYSFb!BX=3o<2r{YYM+rn#=or|859cKA`MaWgB9oH`(2Ck<Z6-d#k#E~H6CvP|7
ztHEe^IT}7pZtutMcZIL(M++&W4P<O&u|UZFGfyzOdRyCLf#OVIrmYxmRZ7PO@&xlp
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BRw@7h

literal 0
HcmV?d00001

diff --git a/Shape.class b/Shape.class
new file mode 100644
index 0000000000000000000000000000000000000000..e77741e893c84728a29e828fa52cc3a67c4fd61f
GIT binary patch
literal 401
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ze?Y%O>0d<mO;7~A#l44n&pG#T-alWa0FJO_AqK-l+(rUPLar+=M71ZpPW9C7%2r57
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literal 0
HcmV?d00001

diff --git a/ShapeTest.class b/ShapeTest.class
new file mode 100644
index 0000000000000000000000000000000000000000..51e1fbf570542555327fe48aa11830c101e3924d
GIT binary patch
literal 475
zcmYL_$xZ@65QhI|28J0&zzsJRaY?|92heySdKxhiBr%>Em|zna%n15iUc^Y^1NczJ
zzmdqHtE#)c`m4IWe?GqeTq5rv0>gsoB8r$msw-b)xhI28`KH<RTSI}^xeC<qLcl1N
z8V=&HEjTU~G#;%z$|qmIY=`pI!XoL43R^wjfvaUx0`@IcsHfkOFth;8D%LEdU94k+
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literal 0
HcmV?d00001

diff --git a/ShapeTest.java b/ShapeTest.java
new file mode 100644
index 0000000..8251506
--- /dev/null
+++ b/ShapeTest.java
@@ -0,0 +1,36 @@
+class Shape {
+    public void draw() {
+        System.out.println("绘制一个图形");
+    }
+}
+
+class Circle extends Shape {
+    @Override
+    public void draw() {
+        System.out.println("绘制一个圆形 ○");
+    }
+}
+
+class Rectangle extends Shape {
+    @Override
+    public void draw() {
+        System.out.println("绘制一个矩形 ▭");
+    }
+}
+
+// 主类必须是 public，名字和文件名完全一致
+public class ShapeTest {
+    public static void drawShape(Shape s) {
+        s.draw();
+    }
+
+    public static void main(String[] args) {
+        Shape circle = new Circle();
+        Shape rectangle = new Rectangle();
+        Shape shape = new Shape();
+
+        drawShape(shape);
+        drawShape(circle);
+        drawShape(rectangle);
+    }
+}
\ No newline at end of file