Create find-the-array-concatenation-value.py

Author: kamyu104

Python/find-the-array-concatenation-value.py

@@ -0,0 +1,14 @@
+# Time:  O(nlogr)
+# Space: O(1)
+
+import math
+
+
+# math
+class Solution(object):
+    def findTheArrayConcVal(self, nums):
+        """
+        :type nums: List[int]
+        :rtype: int
+        """
+        return sum((nums[i]*10**(int(math.log10(nums[~i]))+1) for i in xrange(len(nums)//2)))+sum(nums[i] for i in xrange(len(nums)//2, len(nums)))