@ -0,0 +1,19 @@
package 挑战2;
import 基础2.Shape;
/**
* 鍥惧舰杞<EFBFBD>崲鎺ュ彛
* @author The Administrator
* @version 1.0
* @created 26-10月-2025 14:20:13
*/
interface ShapeConverter extends Circle, Ellipse {
*
* @param shape
public Shape convert(Shape shape);
}