01.import java.util.*;
02.class ass1
03.{
04. public static void main(String arg[])
05. {
06. int fi,mi,sc;
07.
08. System.out.print("Enter Final = ");
09. Scanner a = new Scanner(System.in);
10. fi = a.nextInt();
11. if((fi>50)||(fi<0))System.exit(0);
12.
13. System.out.print("Enter Midterm = ");
14. a = new Scanner(System.in);
15. mi = a.nextInt();
16. if((mi>30)||(mi<0))System.exit(0);
17.
18. System.out.print("Enter Score = ");
19. a = new Scanner(System.in);
20. sc = a.nextInt();
21. if((sc>20)||(sc<0))System.exit(0);
22.
23. int sum = fi+mi+sc;
24. System.out.println("Total = "+sum);
25.
26. if((sum>80)&&(sum<100))
27. System.out.print("Grade A");
28. else if((sum>70)&&(sum<79))
29. System.out.print("Grade B");
30. else if((sum>60)&&(sum<69))
31. System.out.print("Grade C");
32. else if((sum>50)&&(sum<59))
33. System.out.print("Grade D");
34. else
35. System.out.print("Grade F");
36. }}
