diff --git a/src/class/AbstractClass/Animal.kt b/src/class/AbstractClass/Animal.kt
new file mode 100644
index 0000000..ac55022
--- /dev/null
+++ b/src/class/AbstractClass/Animal.kt
@@ -0,0 +1,5 @@
+package `class`.AbstractClass
+
+ abstract class Animal {
+    abstract fun getName(name: String);
+}
\ No newline at end of file
diff --git a/src/class/AbstractClass/Cat.kt b/src/class/AbstractClass/Cat.kt
new file mode 100644
index 0000000..e7112be
--- /dev/null
+++ b/src/class/AbstractClass/Cat.kt
@@ -0,0 +1,11 @@
+package `class`.AbstractClass
+
+class Cat: Animal() {
+    override fun getName(name: String) {
+        println("name = $name")
+    }
+}
+
+fun main(args: Array<String>) {
+    Cat().getName("猫")
+}
\ No newline at end of file