Array Test

ArrayTest.java

package edu.upittc.training;

import javax.swing.JOptionPane;

public class ArrayTest {

    public static int max(int[] x){
        //get max integer in array
        int max = x[0];
        for(int i=0;i<x.length;i++){
            if( x[i] > max) {
                max = x[i];
            }
        }
        return max;
    }

    public static int min(int[] x){
        //get min integer in array
        int min = x[0];
        for(int i=0;i<x.length;i++){          
            if( x[i] < min) {
                min = x[i];
            }
        }
        return min;
    }

    public static int average(int[] x){
        //get average integer in array
        int sum = 0;
        for(int i=0;i<x.length;i++){
            sum += x[i];
        }
        return sum/x.length;
    }

     public static int total(int[] x){
        //get total integer in array
        int sum = 0;
        for(int i=0;i<x.length;i++){
            sum += x[i];
        }
        return sum;
    }

     public static void print(int[] x){
        //print array elements
        int sum = 0;
        System.out.println("Contents of the array with size "+ x.length+" :");
        for(int i=0;i<x.length;i++){   
            System.out.println("Array[" + i + "]: "+x[i]);
        }
    }

    public static void main(String[] args){
        int array_size = 0;
        int max = 0; 

        try {
            array_size = Integer.parseInt(JOptionPane.showInputDialog("Enter array size: "));
        } catch(NumberFormatException e){
            System.out.println("Error. Pls input numbers only.");
            }
        
        int[] array = new int[array_size];
        for(int i=0;i<array_size;i++){
            try {
                array[i] = Integer.parseInt(JOptionPane.showInputDialog("Enter array value "+(i+1)+" :"));
            } catch(NumberFormatException e){
                System.out.println("Error. Pls input numbers only.");
            }
        }
        print(array);
        System.out.println("Max:" + max(array));
        System.out.println("Min:" + min(array));
        System.out.println("Avg:" + average(array));
        System.out.println("Total:" + total(array));
     }
}