createCanvas(400, 400);

}

​

function draw() {

  // Draw the sky black with transparency.

  background(0, 50);

  // Set the stroke.

  stroke(255);

  strokeWeight(5);

  // Increase the x-coordinate with each frame.

  let x = frameCount;

  // Call plus5() to calculate the y-coordinate.

  let y = plus5(x);

  // Draw the shooting star.

  point(x, y);

}

​

function plus5(x) {

  let ans = x + 5;

  return ans;

}