var a = 0;

var b = -1000;

var c = 0;

function setup(){

	createCanvas(700,700);

}

function draw(){

	background(255,255,255);

	a = a+2

	b = b+50

	c = c+1

	fill(random(0,255),random(0,255),random(0,255));

	ellipse(a,350,100);

	ellipse(b,600,200);

	ellipse(c,100,400);

	if(a>800){a=-100}

	if(b>900){b=-200}

	if(c>1000){c=-300}

}