Category: Recurrence
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How to count whether any number in an array repeated twice or thrice
This is the third solution to count whether any of the number in an array repeated twice or thrice from the same array of integers using functional interface and lambda expression.
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How to count whether any number in an array repeated twice or thrice
This is the second solution to count whether any of the number in an array repeated twice or thrice from the same array of integers using Collections class.
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How to count whether any number in an array repeated twice or thrice
This is the first solution to count whether any of the number in an array repeated twice or thrice from the same array of integers using HashMap collection.
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