ADD file via upload

Flyable.java

@@ -0,0 +1,17 @@
+package 鸟类与企鹅（LSP）;
+
+
+/**
+ * @author 方初阳
+ * @version 1.0
+ * @created 23-10月-2025 20:29:12
+ */
+interface Flyable {
+
+	public void fly();
+
+	public void getFlySpeed();
+
+	public void land();
+
+}