Challenge: List Sort Using Tries

This lesson is about sorting string lists using tries.

Problem Statement #

In this problem, you have to implement the sortArray() function, which will sort the elements of an array of strings.

Input #

An array of strings.

Output #

Returns the input array in the form of a sorted vector.

Sample Input #

keys = {"the", "a", "there", "answer", "any","by", "bye", "their","abc"}

Sample Output #

{'a', 'abc','answer','any','by','bye','the','their','there'}

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