საშუალო არითმეტიკული (Java)

average.java

import java.util.Scanner;

public class Average {

	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		double total = 0, grade, average, roundedAverage;
		int num, count = 0;
		System.out.print("Sheiyvanet ricxvebis raodenoba: ");
		num = input.nextInt();

		if (num <= 0) {
			System.out.println("Raodenoba unda iyos 1 an meti");
			System.exit(0);
		}

		while (count < num) {
			System.out.print("Sheiyvanet ricxvi #"+(count+1)+": ");
			grade = input.nextInt();
			total = total + grade;
			count++;
		}

		average = total/num;
		roundedAverage = Math.round( average * 1000.0) / 1000.0;
		if (average != roundedAverage) System.out.println("Sashualo: " + average + " ~ " + roundedAverage);
		else System.out.println("Sashualo: " + average);
	}

}