your assignment is to write an algorithm that solves this problem. you will be given a boilerplate file with some test cases in it. please implement your algorithm in the provided function. you may use any c techniques your are familiar with, and any built-in or self made data structures. you may not use 3rd party libraries that are not included with the c stl. problem statement given a vector of integers arr, check whether some integer in the vector n and it's double m (m