title: Min-Max heap delete max element
body: <p>I'm confused about the final image after a delete-max operation. When 87 is deleted does 48 get brought to the spot that 87 once held? Does the rest of the tree not change after?</p>
  
  <p><a href="http://i.stack.imgur.com/RivLx.png" rel="nofollow">Min-max heap original</a></p>