Update path-sum-iv.py

kamyu104 · web-flow · commit 9ab2677893c3 · 2017-08-30T09:42:15.000+08:00
diff --git a/Python/path-sum-iv.py b/Python/path-sum-iv.py
@@ -1,5 +1,5 @@
 # Time:  O(n)
-# Space: O(w), w is the max node count of the level in the tree
+# Space: O(p), p is the number of paths
 
 class Solution(object):
     def pathSum(self, nums):
