createCanvas(400, 400);

}

​

function draw() {

  background(0);

  strokeWeight(4);

  stroke(255);

  fill(255, 0, 0);

}

​

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) {

  circle(x, 200, 20, 20);

}

​

​