diff --git a/graphic.py b/graphic.py
new file mode 100644
index 0000000..e69de29
diff --git a/type3d.py b/type3d.py
new file mode 100644
index 0000000..fbbab4c
--- /dev/null
+++ b/type3d.py
@@ -0,0 +1,5 @@
+class Vector3D:
+    def __init__(self, x, y, z):
+        self.x = x
+        self.y = y
+        self.z = z