From 9fd467354b083e6b0595ea035555e35045c94531 Mon Sep 17 00:00:00 2001
From: Chengwuyi <3394813085@qq.com>
Date: Mon, 30 Mar 2026 13:00:53 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=20'w5'?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 w5/Circle.java | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 w5/Circle.java

diff --git a/w5/Circle.java b/w5/Circle.java
new file mode 100644
index 0000000..b3a64bc
--- /dev/null
+++ b/w5/Circle.java
@@ -0,0 +1,12 @@
+public class Circle extends Shape {
+    private double radius;
+
+    public Circle(double radius) {
+        this.radius = radius;
+    }
+
+    @Override
+    public double getArea() {
+        return Math.PI * radius * radius;
+    }
+}