[Swamipsn]

public class ex1
{
public static void main(String args[])
{
int i,j;
for(i=1;i<=6;i++)
{
for(j=1;j<=i;j++)
{
System.out.print(" *");
}
System.out.println("");
}

}}

I think it would give the result eaxctly wanted by you