import java.util.Scanner;

public class BubbleSort 
{
	public static void main(String[] args) 
	{
		Scanner sc=new Scanner(System.in);
		System.out.println("enter the length of array:");
		int len=sc.nextInt();
		int arr[]=new int[len];
		System.out.println("enter"+len+" elements:");
		for(int i=0;i1 3 2->1 2 3
				{
					int temp=arr[i]; //3
					arr[i]=arr[j];	 //2
					arr[j]=temp;	 //3
				}
			}
		}
		for(int i=0;i