let img;

function preload() {
  img = loadImage("python.jpg");
}

function setup() {
  const canvas = createCanvas(windowWidth - 20, windowHeight - 200);
  canvas.parent(document.querySelector("#canvas"));

  for (let i = 0; i < 100; i += 50) {
    for (let j = 0; j < 100; j += 50) {
      image(img, i, j, 45, 45);
    }
  }
}