Building a Product Array without the Element Itself
Implementing a productExceptSelf function that returns an array of products of all the elements without the element at the same index in input array
Finding Most Frequent Elements in an Array
Implementing a topKFrequent(nums, k) function that takes an array of integers and a value k as inputs and returns top k most frequent elements.
Group Anagrams in an Array
Implementing a groupAnagrams function that takes an array of strings as input and returns another array with anagrams grouped together
Finding Elements in an Array that Sum Up to a Target Value
Implementing a twoSums(nums, targetValue) function that returns the indices of two elements in nums which could be summed up to the targetValue
Identify Anagrams
Implementing an isAnagram function that returns true if its two input strings are anagrams and false otherwise