子类Circle”

2026-10-07 21:04:35 +08:00
parent 5f97747490
commit 24392c9022
1 changed files with 7 additions and 1 deletions
@@ -1,3 +1,9 @@
 class Shape:
    def area(self):
-        return 0
+        return 0
+
+class Circle(area):
+    def __init__(self, r):
+        self.r = r
+    def area(self):
+        return 3.14 * self.r * self.r