Create convert-doubly-linked-list-to-array-ii.py

Author: kamyu104

Python/convert-doubly-linked-list-to-array-ii.py

@@ -0,0 +1,17 @@
+# Time:  O(n)
+# Space: O(1)
+
+# linked list
+class Solution:
+    def toArray(self, node):
+        """
+        :type head: Node
+        :rtype: List[int]
+        """
+        while node.prev:
+            node = node.prev
+        result = []
+        while node:
+            result.append(node.val)
+            node = node.next
+        return result