Update 3sum_closest.py

yingl · web-flow · commit 37119496c220 · 2017-04-25T18:53:23.000+08:00
diff --git a/3sum_closest.py b/3sum_closest.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# coding: utf-8
 
 class Solution:
     """
@@ -25,4 +25,6 @@ def threeSumClosest(self, numbers, target):
                     start += 1
                 else:
                     end -= 1
-        return ret
+        return ret
+
+# medium: http://lintcode.com/zh-cn/problem/3sum-closest/
