createCanvas(400, 400);

}

​

function draw() {

  background(0);

  strokeWeight(4);

  stroke(255);

}

​

let x = 0;

let r, g, b, size;

​

/*

r = random(50, 255);

g = random(50, 255);

b = random(50, 255);

*/

​

for(x = 0; x <= 400; x += 50) {

  noFill();

  circle(x, 100, 25);

}

​

​