Use None to remove empty strings

Rogerspy · Mar 8, 2015 · 629ad80 · 629ad80
1 parent 80be243
commit 629ad80
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Reverse Words in a String.py b/Reverse Words in a String.py
@@ -1,3 +1,3 @@
 class Solution:
     def reverseWords(self, s):
-        return " ".join(filter(lambda x: x, reversed(s.split(" "))))
+        return " ".join(filter(None, reversed(s.split(" "))))