Array.java

import java.util.Scanner;
//import java.util.Arrays;

class ArraySort
{
    int n,temp,num[];

    void read()
    {
        Scanner s = new Scanner(System.in);

        System.out.print("Enter n :");
        n = s.nextInt();
        num = new int[n];
        System.out.println("Enter the numbers :");
        for (int i=0; i<n; i++)
        {
            num[i] = s.nextInt();
        }
    }

    void sort()
    {
        for (int i=0; i<n-1; i++)
        {
            for (int j=0; j<n-1; j++)
            {
                if (num[j] > num[j+1])
                {
                    temp = num[j];
                    num[j] = num[j+1];
                    num[j+1] = temp;
                }
            }
        }

        //Arrays.sort(num);
    }

    void display()
    {
        for (int i : num)
        {
            System.out.print(i + "  ");
        }
    }
}

class Array
{
    public static void main(String[] args)
    {
        ArraySort arraySort = new ArraySort();
        arraySort.read();
        arraySort.sort();
        System.out.print("Sorted list :");
        arraySort.display();

    }
}

arraySort.java

import java.util.Scanner;
import java.util.Arrays;

class ArraySort
{
    int temp;
    public int[] num;

    ArraySort()
    {
        //num = new int[]{1,2,3};
        //num = new int[10];
    }

    void sort()
    {
        /*for (int i=0; i<num.length-1; i++)
        {
            for (int j=0; j<num.length-i; j++)
            {
                if (num[j] > num[j+1])
                {
                    temp = num[j];
                    num[j] = num[j+1];
                    num[j+1] = temp;
                }
            }
        }
        */
        Arrays.sort(num);
    }

    void display()
    {
        /*for (int i=0; i<num.length; i++)
        {
            System.out.print(num[i] + "  ");
        }
        */

        for (int i : num)
        {
            System.out.print(i + "  ");
        }
    }
}

class Array
{
    public static void main(String[] args)
    {
        ArraySort arraySort = new ArraySort();
        int n;
        Scanner s = new Scanner(System.in);

        System.out.print("Enter n :");
        n = s.nextInt();
        arraySort.num = new int[n];

        System.out.print("Enter the numbers :");

        for (int i=0; i<n; i++)
        {
            //String t = s.next();
            //arraySort.num[i] = Integer.parseInt(t);
            arraySort.num[i] = s.nextInt();
        }

        /*while (s.hasNextInt())
        {
            arraySort.num[i] = s.nextInt();
            i++;
        }
        */
        /*
        String[] arr = s.nextLine().split(" ");
        for (i=0; i<arr.length; i++)
        {
            arraySort.num[i] = Integer.parseInt(arr[i]);
        }

        */

        arraySort.sort();
        System.out.print("Sorted list :");
        arraySort.display();

    }
}