Given a grade for a C language course, write a program that prints the grade point corresponding to that grade.
The grades and grade points are as follows.
| Grade | Grade point |
|---|---|
| A+ | 4.3 |
| A0 | 4.0 |
| A- | 3.7 |
| B+ | 3.3 |
| B0 | 3.0 |
| B- | 2.7 |
| C+ | 2.3 |
| C0 | 2.0 |
| C- | 1.7 |
| D+ | 1.3 |
| D0 | 1.0 |
| D- | 0.7 |
| F | 0.0 |
The first line contains the grade for the C language course. The grade is one of the 13 values shown in the table above.
Print the grade point corresponding to the given grade on the first line.