11.Write A Programme to accept marks of any subject & find their grade from the given condition:

Marks
>=90
>=80 and < 90
>=60 and < 80
>=40 and < 60
< 40

Grade
A
B
C
D
F

Enter the marks of subject 1:

Enter the marks of subject 2:

Enter the marks of subject 3:

Obtain total mark

Percentage of your marks:

Grade you obtain: