AnalyzeNumbers.java

package chapter_seven.samples;


/**
 * Listing 7.1 AnalyzeNumbers.java
 */
public class AnalyzeNumbers
{
    public static void main(String[] args)
    {
        java.util.Scanner input = new java.util.Scanner(System.in);
        System.out.print("Enter the number of items: ");
        int n = input.nextInt();
        double[] numbers = new double[n];
        double sum = 0;
        System.out.print("Enter the numbers: ");
        for (int i = 0; i < n; i++)
        {
            numbers[i] = input.nextDouble();
            sum += numbers[i];
        }

        double average = sum / n;

        int count = 0; // The number of elements above average
        for (int i = 0; i < n; i++)
            if (numbers[i] > average)
                count++;

        System.out.println("Average is " + average);
        System.out.println("Number of elements above the average is "
                + count);
    }
}