| ⇢ | C | TreeNode::pullUpLeftMost() added | |
| ⇢ | B | TreeNode::rotateLeft() added | |
| ⇢ | B | TreeNode::rotateRight() added | |
| ⇢ | A | TreeNode::incBalance() added | |
| ⇢ | A | TreeNode::decBalance() added | |
| C | ↛ | TreeNode::_pullUpLeftMost() removed | |
| B | ↛ | TreeNode::_rotateLeft() removed | |
| B | ↛ | TreeNode::_rotateRight() removed | |
| A | ↛ | TreeNode::_incBalance() removed | |
| A | ↛ | TreeNode::_decBalance() removed |