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DIY: Accounts Merge

Explore solving the Accounts Merge problem by implementing a Kotlin function that merges multiple user accounts based on shared email addresses. Understand how to consolidate distinct emails for persons with possibly overlapping profiles to prepare for Amazon-style coding interviews.

Problem statement

In this challenge, you are given a 2D array called accounts. Each element in accounts[i] is an array of strings in which accounts[i][0] is a name and the remaining elements are email, representing the emails associated with that account.

Your task is to merge these accounts such that two accounts belonging to the same person ...