int a = 0;
int b = 50;
int c = 50;
int d = 50;

void setup()
{
size(700,700);
}

void draw()
{

for (int x = 0; x < 3600;x++)
{
a = int(random(360)) + 100;
float y = a + b*sin(c*x + d) ;
ellipse(x,y, 5,5);

}
}