AVERAGE MARK AND STUDENT GRADE (JAVA)

 import java.util.Scanner;

 

public class StudentGrade {

    public static void main(String[] args) {

        int count, i;

        float totalMarks = 0, percentage, average;

        Scanner scanner;

        scanner = new Scanner(System.in);

 

        System.out.print("Enter Number of Subject :");

        count = scanner.nextInt();

 

        System.out.println("Enter Marks of " + count + " Subject");

        for (i = 0; i < count; i++) {

            totalMarks += scanner.nextInt();

        }

        System.out.println("Total Marks : " + totalMarks);

       

        percentage = (totalMarks / (count * 100)) * 100;

        average = totalMarks / i;

    System.out.println("Average Marks : " + average);

 

        switch ((int) percentage / 10) {

        case 9:

            System.out.println("Grade : A");

            break;

    case 8:

        case 7:

            System.out.println("Grade : B");

            break;

    case 6:

        case 5:

            System.out.println("Grade : C");

            break;

        default:

            System.out.println("Grade : Fail");

            break;

        }

    }

}