2. Download the file addarraysexam.cpp under the menu choice Final Exam Programming, Problem 2. In that file, implement the function with prototype int* addArrays (int a [] , int b[], size t len); . This function should add the corresponding elements of the array parameters a and b, and store those values in an array to be returned by the function. The file includes a test program for your code that prints out the return value of the function. At Problem 2, Submit your completed addarraysexam.epp file and submit the output of the program saved as a text file. (15 points)