2025-08-20 16:07:59 +0000 UTC

class Solution:
    def leftRightDifference(self, nums: List[int]) -> List[int]:
        left, right = 0, sum(nums)
        for i in range(len(nums)):
            val = nums[i]
            right -= val
            nums[i] = abs(left - right)
            left += val
        return nums