4.3-Using_random

float circleX;
float circleY;
float circleWidth = 10;
float circleHeight = 10;

int red = 50;
int green = 50;
int blue = 200;
int alpha = 100;

void setup() {
  size(1000, 1000);
  circleX = width/2;
  circleY = width/2;
}

void draw() {
    background(150);
  
  //drawing stuff
  fill(red, green, blue, alpha);
  ellipse(circleX, circleY, circleWidth, circleHeight);   //ellipse(posX, posY, Width, Height)

  //logic
  circleX = circleX + random(-2,2);
  circleY = circleY + random(-2,2);
  circleWidth = random(50, 60);
  circleHeight = random(50, 60);

  
}