Java program for Star pattern

 public class Main {

  public static void main(String[] args) {

    System.out.println("java program to print * pattern showing right direction");

    int i,j;

    for(i=0;i<4;i++)

    {

    for(j=0;j<=i;j++)

    {

    System.out.print("*");}

    System.out.println("");}

    for(i=3;i<4;i--)

    {

    for(j=0;j<=i-1;j++)

    {

    System.out.print("*");}

    System.out.println("");}

  }

 }