LC 1748 [E] Sum of Unique Elements - ALawliet/algorithms GitHub Wiki
class Solution:
def sumOfUnique(self, A):
return sum(a for a, c in collections.Counter(A).items() if c == 1)
class Solution:
def sumOfUnique(self, A):
return sum(a for a, c in collections.Counter(A).items() if c == 1)