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Common Elements in Two Sorted Arrays (Java) Common Elements in Two Sorted Arrays (Java)Write a function that returns the common elements (as an array) between two sorted arrays of integers (ascending order).Example: The common elements between [1, 3, 4, 6, 7, 9] and [1, 2, 4, 5, 9, 10] are [1, 4, 9]. 풀이ascending order임으로 중복된 숫자는 안들어감map 에 담아서 중복되는 게 있으면 list에 담아두고 이걸 나중에 array 변환 (list는 resizable하니까) import java.util.ArrayList;import java.. 더보기
Most Frequently Occurring Item in an Array Most Frequently Occurring Item in an Array (Java)Find the most frequently occurring item in an array.Example: The most frequently occurring item in [1, 3, 1, 3, 2, 1] is 1.If you're given an empty array, you should return null (in Java) or None (in Python).You can assume that there is always a single, unique value that appears most frequently unless the array is empty. For instance, you won't be.. 더보기

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