itf103.finals-wk-14-wk-18.number04

package md.WK14toWK18;

import java.text.DecimalFormat;
import java.util.Arrays;

public class number04 {
    public static void main(String[] args) {

        int[] numbers = new int[]{3, 4, 5, 7, 9};
        System.out.println("Original number array: " + Arrays.toString(numbers));
        //calculate sum of all the array elements
        double sum = 0;
        for (int i = 0; i < numbers.length; i++)
            sum = sum + numbers[i];
        //calculate average
        double average = sum / numbers.length;
        //Shows only 2 decimal format
        DecimalFormat df = new DecimalFormat("#.##");
        //Print the Average in 2 decimal format
        System.out.print("The average value of the array elements is :");
        System.out.print(df.format(average));
    }
}