/*estrella2*/
/*Fernando Galindo Soria*/

#include <graphics.h>
#include <math.h>

void estrella(int,int,int,int,int);
int ind;

void main()
{
  int gd=DETECT,gm;
  initgraph(&gd,&gm,"");
  estrella(150,150,10,37,100);
  getch();
  closegraph();
}

void estrella(int x0,int y0,int l,int an,int ind)
{
  int x1,y1,x2,y2;

  if (bioskey(2)!=0x04)
  if (ind > 0)
  {
    x1=x0+(l*cos(an/57.29578)/1.5);
    y1=y0+(l*sin(an/57.29578)/1.5);
    x2=x1+(l*cos(an/57.29578)/1.5);
    y2=y1+(l*sin(an/57.29578)/1.5);
    line(x1,y1,x2,y2);
    estrella(x0,y0,l+1,an+27,ind-1);
  }
}