Rose java in pgm

Rose.java

public class Rose

{

    public static void main(String[] args)

    {

        int N = Integer.parseInt(args[0]);

        StdDraw.setXscale(-1, +1);

        StdDraw.setYscale(-1, +1);

        StdDraw.setPenColor(StdDraw.PINK);

        double x0 = 0, y0 = 0;

        for (double t = 0.0; t <= 360.0; t += 0.1)

        {

            double theta = Math.toRadians(t);

            double r = Math.sin(N * theta);

            double x1 = r * Math.cos(theta);

            double y1 = r * Math.sin(theta);

            StdDraw.line(x0, y0, x1, y1);

            x0 = x1;

            y0 = y1;

        }

    }

}