Easy Python Solution using 2 pointers
\n\n# Code\n\nclass Solution:\n    def findTheArrayConcVal(self, nums: List[int]) -> int:\n        left=0\n        right=len(nums)-1\n        total=0\n        w
\n\n# Code\n```\nclass Solution:\n    def findTheArrayConcVal(self, nums: List[int]) -> int:\n        left=0\n        right=len(nums)-1\n        total=0\n        while left<=right:\n            if left<right:\n                total+=int(str(nums[left])+str(nums[right]))\n            else:\n                total+=nums[left]\n            left+=1\n            right-=1\n        return total\n```
['Python3']