Update first_bad_version.py

yingl · web-flow · commit 30993ab23b0f · 2017-04-25T18:28:10.000+08:00
diff --git a/first_bad_version.py b/first_bad_version.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# coding: utf-8
 
 class Solution:
     """
@@ -16,4 +16,6 @@ def findFirstBadVersion(self, n):
                 end = mid   # &#38169;&#35823;&#33539;&#22260;[start, mid]
             else:
                 start = mid + 1 # &#38169;&#35823;&#22312;&#21518;&#21322;&#37096;&#20998;
-        return start
+        return start
+
+# medium: http://lintcode.com/zh-cn/problem/first-bad-version/
