fork join pool for printing number sequence in parallel
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1.Difference between 1st and 2nd level cache 2.Factory Design pattern 3.Coding:Find duplicates in array along with its frequency 4.Coding:Height of Binary Search tree. 5.Lambda expressions and Stream API - use cases and scenarios along with coding hands on.
Given a set of numbers (included multiple occurences), return true iff there is at least a number with more than 3 occurences, otherwise false. Describe algorithm, implement and discuss complexity Variation: Iff there is at least a number with exactly 3 occurences.
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