function setup() {

  createCanvas(300, 300);

}



function draw() {

 background(255, 255, 255);



 background(frameCount%255,0,frameCount%255);



noStroke(255,0,0);//輪郭の色

//noStrok         //輪郭なし

fill(255,255,0);

circle(150,150,50);



fill(255,0,255);

circle(200,150,50); 



fill(0,255,255);

circle(100,150,50);   　 



fill(255,0,0);

circle(125,195,50);



fill(0,255,0);

circle(175,195,50);



fill(255,150,100);

circle(150,240,50);

}