5 points Q2: Write a complete C++ program that reads the contents of the text file "mydata.txt", word by word, and appends them to the end of text file "myoutput.txt". The main function calculates and prints the number of characters read and copied between the files. * 1. Add file 3 points Q3: Write a C++ code of an integer function that has two integer parameters passed by reference, and returns the remainder (mode) of the first parameter divided by the second parameter. * 1. Add file