Maximum Erasure Value.py

class Solution:
    def maximumUniqueSubarray(self, nums: List[int]) -> int:
        max_sum = 0
        seen = set()
        for l in range(len(nums)):
            seen.clear()
            curr_sum = 0
            r = l
            while r < len(nums):
                if nums[r] in seen:
                    break
                curr_sum += nums[r]
                seen.add(nums[r])
                r += 1
            max_sum = max(max_sum, curr_sum)
        return max_sum