If you have downloaded the source code from this book's companion Web site, you will find a file named text.txt in the Chapter 08 folder (not really necessary that you have this, just needs to be a basic program that can do the task). Write a program that reads the file's contents and determines the following:

The number of uppercase letters in the file

he number of lowercase letters in the file

The number of digits in the file

The number of whitespace characters in the file