From 0b5f1025176775acedd3550be1945f18d864225e Mon Sep 17 00:00:00 2001
From: Fuyuxinge <1876397977@qq.com>
Date: Thu, 2 Apr 2026 17:33:16 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E8=87=B3w5?=
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---
 w5/jichu/Shape.java        | 24 ++++++++++++++++++++++++
 w5/jichu/ShapeTest.java    | 15 +++++++++++++++
 w5/jinjie/Vehicle.java     | 28 ++++++++++++++++++++++++++++
 w5/jinjie/VehicleTest.java | 11 +++++++++++
 4 files changed, 78 insertions(+)
 create mode 100644 w5/jichu/Shape.java
 create mode 100644 w5/jichu/ShapeTest.java
 create mode 100644 w5/jinjie/Vehicle.java
 create mode 100644 w5/jinjie/VehicleTest.java

diff --git a/w5/jichu/Shape.java b/w5/jichu/Shape.java
new file mode 100644
index 0000000..a001ab1
--- /dev/null
+++ b/w5/jichu/Shape.java
@@ -0,0 +1,24 @@
+package w5.jichu;
+
+class Shape {
+    public void draw() {
+        System.out.println("绘制图形");
+    }
+}
+
+
+class Circle extends Shape {
+    @Override
+    public void draw() {
+        System.out.println("绘制圆形");
+    }
+}
+
+class Rectangle extends Shape {
+    @Override
+    public void draw() {
+        System.out.println("绘制矩形");
+    }
+}
+
+
diff --git a/w5/jichu/ShapeTest.java b/w5/jichu/ShapeTest.java
new file mode 100644
index 0000000..9c32159
--- /dev/null
+++ b/w5/jichu/ShapeTest.java
@@ -0,0 +1,15 @@
+package w5.jichu;
+
+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();
+        
+        drawShape(circle);
+        drawShape(rectangle);
+    }
+}
\ No newline at end of file
diff --git a/w5/jinjie/Vehicle.java b/w5/jinjie/Vehicle.java
new file mode 100644
index 0000000..dde2d39
--- /dev/null
+++ b/w5/jinjie/Vehicle.java
@@ -0,0 +1,28 @@
+package w5.jinjie;
+
+abstract class Vehicle {
+    public abstract void run();
+}
+
+class Car extends Vehicle {
+    @Override
+    public void run() {
+        System.out.println("汽车在公路上行驶");
+    }
+}
+
+class Bike extends Vehicle {
+    @Override
+    public void run() {
+        System.out.println("自行车在非机动车道行驶");
+    }
+}
+
+class Truck extends Vehicle {
+    @Override
+    public void run() {
+        System.out.println("卡车在高速上行驶");
+    }
+}
+
+
diff --git a/w5/jinjie/VehicleTest.java b/w5/jinjie/VehicleTest.java
new file mode 100644
index 0000000..a041d84
--- /dev/null
+++ b/w5/jinjie/VehicleTest.java
@@ -0,0 +1,11 @@
+package w5.jinjie;
+
+public class VehicleTest {
+    public static void main(String[] args) {
+        Vehicle[] vehicles = {new Car(), new Bike(), new Truck()};
+        
+        for (Vehicle v : vehicles) {
+            v.run();
+        }
+    }
+}