add #20 python implement

notes/面试总结.md

@@ -1681,6 +1681,16 @@ class Solution:
         return copyArray
 ```
 
+```python
+# -*- coding:utf-8 -*-
+class Solution:
+    def reOrderArray(self, array):
+        # write code here
+        odd = [x for x in array if x%2]
+        even = [x for x in array if not (x%2)]
+        result = odd + even
+        return result
+```
 
 # 参考文献