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Interview Q’s

Finding duplicates in an array using Hashtables -O(n)

Tags Finding Duplicates, HashMap, HashSet, Interview Q's

Finding duplicates in a sorted array – O(nlogn)

Tags Finding Duplicates, Interview Q's, Programming Puzzles

Finding Duplicates in an array -BruteForce [O(n^2)]

Tags Bruteforce, Finding Duplicates, Interview Q's, Programming Puzzles

Reversing an array using Recursion in Java

Tags Interview Q's, Programming Puzzles, Recursion, Tail Recursion

Power of a given number using Recursion in Java

Tags Interview Q's, Programming Puzzles, Recursion

Factorial of a number using Recursion

Tags Factorial, Interview Q's, Programming Puzzles, Recursion

Euclid’s Algorithm for finding GCD of two numbers

Tags Interview Q's, Programming Puzzles, Recursion

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