1748. Sum of Unique Elements
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class Solution:
def sumOfUnique(self, nums: List[int]) -> int:
cnt = Counter(nums)
return sum(x for x, v in cnt.items() if v == 1)
class Solution:
def sumOfUnique(self, nums: List[int]) -> int:
cnt = Counter(nums)
return sum(x for x, v in cnt.items() if v == 1)