diff --git a/Readme b/Readme
new file mode 100644
index 0000000..e69de29
diff --git a/u3/skatule.py b/u3/skatule.py
new file mode 100644
index 0000000..d7b38fa
--- /dev/null
+++ b/u3/skatule.py
@@ -0,0 +1,10 @@
+def flatten(iterable):
+    if(iterable ==[] or iterable is None):
+        return []
+    r = []
+    for i in iterable:
+        if(type(i) is list):
+            r.extend(flatten(i))
+        else:
+            r.append(i)
+    return r
\ No newline at end of file