diff --git a/src/main/java/me/taako/swt/prog2/controller/PuzzleController.java b/src/main/java/me/taako/swt/prog2/controller/PuzzleController.java
new file mode 100644
index 0000000..5bd2fd0
--- /dev/null
+++ b/src/main/java/me/taako/swt/prog2/controller/PuzzleController.java
@@ -0,0 +1,4 @@
+package me.taako.swt.prog2.controller;
+
+public class PuzzleController {
+}
diff --git a/src/main/java/me/taako/swt/prog2/model/PuzzleModel.java b/src/main/java/me/taako/swt/prog2/model/PuzzleModel.java
new file mode 100644
index 0000000..f553ede
--- /dev/null
+++ b/src/main/java/me/taako/swt/prog2/model/PuzzleModel.java
@@ -0,0 +1,4 @@
+package me.taako.swt.prog2.model;
+
+public class PuzzleModel {
+}
diff --git a/src/main/java/me/taako/swt/prog2/view/PuzzleView.java b/src/main/java/me/taako/swt/prog2/view/PuzzleView.java
new file mode 100644
index 0000000..880e98a
--- /dev/null
+++ b/src/main/java/me/taako/swt/prog2/view/PuzzleView.java
@@ -0,0 +1,4 @@
+package me.taako.swt.prog2.view;
+
+public class PuzzleView {
+}