{
g.setColor(Color.black);
g.drawLine(10,250,490,250);
g.drawLine(250,100,250,340);
g.drawString("0",242,262);
g.drawString("x",490,262);
g.drawString("y",254,105);
g.drawLine(250,100,248,104);
g.drawLine(250,100,252,104);
g.drawLine(490,250,486,248);
g.drawLine(490,250,486,252);
g.drawString("1",242,150);
g.drawString("-PI/2",98,262);
g.drawString("PI/2",382,262);
for(int x=10;x<=490;x++)
{
double double_y=250-(Math.cos((x-250)*(GOLD.Pi/300)))*(300/GOLD.Pi);
g.drawString(".",x,(int)double_y);
}
g.drawString("y=cos x",395,240);
g.setColor(Color.red);
g.drawLine(m,250,m,(int)n);
if(count>5)
{
l=Math.cos((((a+b)/2)-250)*(GOLD.Pi/300));
g.drawString("n="+l,260,230);
}
}
}