Write a program to calculate grade of Students

Write a program to calculate the grade of Students

Conditions:

A+ >= 85%,

A >= 70% to < 85%

B >= 60% to < 70 %

C >= 50% to < 60%

D >= 40% to < 50%

F < 40%

Instruction:

1. Input the marks from Command Line between 0 and 100.

2. The output will be grade of the student.

i.e :

Case1:

 Please enter the Marks:

 50

 Result: Passed, Grade - C

Case2:

 Please enter the Marks:

 39

 Result: Failed, Grade - F