Canvas.setpenopacity(1);

const turtle = new Turtle();

function walk(i) {
    turtle.forward((2+Math.sin(2+Math.sin(i)+i))*(1+Math.round(i/50000)/2));
    if (Math.random() >= 0.5) {
        if (Math.sin(i*0.03) >= 0.5) {
            turtle.right(i%17 ? 45 : 90);
        }
        else {
            turtle.left(i%27 ? 135 : 180);
        }
    }
    return i < 100000;
}