hard q30: define 3 classes

2026-10-06 23:51:04 +08:00
parent 47e919774b
commit aaec7bb5db
1 changed files with 14 additions and 0 deletions
@@ -0,0 +1,14 @@
+class Shape:
+    def area(self):
+        return 0
+
+class Circle(Shape):
+    def area(self):
+        return 3.14 * r * r
+
+class Square(Shape):
+    def area(self):
+        return side * side
+
+if __name__ == '__main__':
+