תרגיל מספר 1

import java.util.Scanner;

public class Grades_Avgrage {

	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int grade1, grade2, grade3, grade4;
		int sum = 0;
		double avg = 0;

		System.out.println("Enter the 1st grade:");
		grade1 = in.nextInt();

		System.out.println("Enter the 2nd grade:");
		grade2 = in.nextInt();

		System.out.println("Enter the 3th grade:");
		grade3 = in.nextInt();

		System.out.println("Enter the 4th grade:");
		grade4 = in.nextInt();

		sum = grade1 + grade2 + grade3 + grade4;
		avg = (double) sum/4;

		System.out.println("the avrage is: "+avg);

	}

}