#527 Removing Duplicates Starting from the Third Occurrence

Companies:

Sberbank

Themes:

JavaCollections & GenericsPractice

Remove elements from the list starting with the third occurrence:

// Input: ['A', 'B', 'A', 'B', 'A', 'B', 'C', 'C', 'D', 'C', 'C']
// Output: [A, B, A, B, C, C, D]

List<Character> removeDuplicates(List<Character> elements) {
    ...
}

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