All the Pairs With the Maximum Number of Common Followers

All Valid Triplets That Can Represent a Country

Bank Account Summary

Binary Searchable Numbers in an Unsorted Array

Change the Root of a Binary Tree

Check if String Is Decomposable Into Value-Equal Substrings

Clone N-ary Tree

Count Apples and Oranges

Count Pairs of Equal Substrings With Minimum Difference

Counting Elements