y1 = 120;

x2 = 130;

y2 = 130;

x3 = 140;

y3 = 120;

x4 = 130;

y4 = 140;

count = 0;

​

function setup() {

  createCanvas(700, 700);

  noFill();

  background(230);

  strokeWeight(3);

  stroke(255, 150);

  strokeCap(ROUND);

  strokeJoin(ROUND);

}

​

function draw() {

​

  if (count < 2) {

    quad(x1, y1, x2, y2, x3, y3, x4, y4);

    line(x2, y1 - 30, x2, y4 + 200);

    y1 = y1 + (random(18, 20));

    y2 = y2 + (random(20, 22));

    y3 = y3 + (random(18, 20));

    y4 = y4 + (random(20, 22));

    x1 = x1 - (random(2, 6));

    x3 = x3 + (random(2, 6));

  }

​

  if (y1 > random(400, 700)) {

    x1 = x1 + (random(50, 80));

    y1 = random(100, 300);

    x2 = x1 + 10;

    y2 = y1 + 10;

    x3 = x1 + 20;

    y3 = y1;

    x4 = x1 + 10;

    y4 = y1 + 20;

  }

​

  if (x2 > 600) {

    x1 = 120;

    y1 = 120;

    x2 = 130;

    y2 = 130;

    x3 = 140;

    y3 = 120;

    x4 = 130;

    y4 = 140;

    stroke(0)

    strokeWeight(0.5);

    count = count + 1

  }

​

}