1. Write a program to take user's price and percent of discount.  After that ask CPU calculating
the final price and print the result in the following format.

Note:  you may need to add the following two statements to print only two decimal places of a numbers.

cout.setf(ios::fixed);
cout.precision(2);

2. After your program work well, you have to use a block comment to
    write your name and the purpose of this program.

3. Send your cpp file as an attachment to extrapo66@yahoo.com.