In real-life, if you have skill then your CGPA doesn't matter. But you need good CGPA in your university to get a good job. One of your friend don't know how CGPA is measured. He needs your help. Now, write a program that takes a student's mark as input and tells his CGPA according to the following list.
Input is an integer number.
Print the corresponding CGPA according to the following example. Don't forget the new line.