edge test cases fixed

akshaysharma096 · akshaysharma096 · commit ada433b45245 · 2016-09-26T17:00:35.000+05:30
diff --git a/traverals/binary_tree_traversals.py b/traverals/binary_tree_traversals.py
@@ -50,9 +50,9 @@ def pre_order(node):
 def in_order(node):
     if not node:
         return
-    pre_order(node.left)
+    in_order(node.left)
     print(node.data, end=" ")
-    pre_order(node.right)
+    in_order(node.right)
 
 
 def post_order(node):
