Merge pull request doocs#210 from kirisi2008/dev

add python solution for 0152

Author: yanglbme

solution/0152.Maximum Product Subarray/Solution.py

@@ -0,0 +1,21 @@
+
+# Beats 88% in python.
+class Solution(object):
+    def maxProduct(self, nums):
+        """
+        :type nums: List[int]
+        :rtype: int
+        """
+        if not nums:
+            return 0
+        localMin = localMax = maxi = nums[0]
+        
+        for i in range(1, len(nums)):
+            if nums[i] < 0:
+                localMin, localMax = localMax, localMin
+            
+            localMin = min(nums[i], localMin * nums[i])
+            localMax = max(nums[i], localMax * nums[i])
+            maxi = max(localMax, maxi)
+            
+        return maxi