pattern_2

.
class Triangle
{ int no;
Triangle(int n)
{
no=n;
}
public void printTriangle()
{
for(int i=0;i {
for(int j=0;j<=i;j++)
{
System.out.print("* ");
}
System.out.println();
}
for(int i=no-1;i>=0;i--)
{
for(int j=0;j<=i-1;j++)
{
System.out.print("* ");
}
System.out.println();
} }
}
class 9thb
{
public static void main(String args[])
{
int n=Integer.parseInt(args[0]);
Triangle t=new Triangle(n);
t.printTriangle();
}
}