text: reward = 0
  
  agent_x = 200
  agent_y = 600
  agent_r = 40
  
  gold_r = 10
  
  walls = [
  [0, 0, 50, 800, 0], 
  [0, 0, 350, 50, 0],
  [450, 0, 350, 50, 0],
  [0, 800 - 50, 800, 50, 0], # I know it's 750, doing this for clarity 
  [800 - 50, 0, 50, 800, 0]
  ]
  