+1 vote
in JAVA by
Write a program to generate the following output in java?

*

**

****

*****

******

1 Answer

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Write a program to do bubble sort on an array in java.

import java.util.Scanner;

class star

{

  public static void main(String args[])

  {

    int arr[] =new int [10];

    Scanner sc = new Scanner( System.in );

    System.out.println("Enter size of array");

    int n=sc.nextInt();

    System.out.print("Enter an arry : ");

    for (int i=0;i<n;i++)

        arr[i]=sc.nextInt();

    for (int i=0;i<n;i++)

    {

        for (int j=0;j<n-i-1;j++)

        {

            if (arr[j]>arr[j+1])

            {

                int t=arr[j];

                arr[j]=arr[j+1];

                arr[j+1]=t;

            }

        }

    }

 for (int i=0;i<n;i++)

    {

        System.out.println(arr[i]);

    }

  }

}

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