let squareX;

let squareY;

​

function setup() {

  createCanvas(400, 320);

}

​

function draw() {

  background("slateblue");

  fill("palegreen");

  noStroke();

  for (let j = 1; j <= 5; j += 1) {

    squareY = j * spaceBetween;

​

    for (let i = 1; i <= 5; i += 1) {

      squareX = i * spaceBetween;

      square(squareX - 60, squareY - 60, 40);

    }

  }

​

  noLoop();

}

​