pendant.kstudio-pendant.hashnode.dev·Jul 22, 2024[Codility/Swift] lesson 2 : OddOccurrencesInArrayTask description Notice : Write an efficient algorithm O(N), O(NlogN) Solution First, since the length of array A can be up to 1,000,000, I use a dictionary to solve this problem. I iterate through each element of A and append it to the dictionary...Problem SolvingSwiftAdd a thoughtful commentNo comments yetBe the first to start the conversation.