tower_x = []
tower_y = []

def setup ():
    global tower_x
    global tower_y
    size (500, 500)
    background (32, 77, 15)
    calc()
def calc():
    while len(tower_x) <3:
        x = random (0, 500)
        y = random (0, 500)

        #dist something <=120 (centers of gray circles must be 120 pixels away from each other)

        tower_x.append(x)
        tower_y.append(y)
    validate();
def validate():
  for i in range (2) :
    delay(100)
    if dist(tower_x[i], tower_y[i], tower_x[i+1], tower_y[i+1]) < 120:
      calc();
      println("test");
    else:
        background (32, 77, 15)
        for i in range (len(tower_x)):
            fill (255, 255, 0)
            ellipse (tower_x[i], tower_y[i], 240, 240)
            fill (150)
            ellipse (tower_x[i], tower_y[i], 30, 30)