Code Fragments for Chapter 6
6.1 InspectablePositionalContainer-InspectablePositionalContainer
6.1 PositionalContainer-PositionalContainer
6.1 InspectableTree-InspectableTree
6.2 Tree-Tree
6.4 Trees-depth
6.6 Trees-height1
6.8 Trees-height2
6.10 Trees-preorderPrint
6.11 Trees-parentheticRepresentation
6.13 Trees-postorderPrint
6.14 Trees-diskSpace
6.15 InspectableBinaryTree-InspectableBinaryTree
6.15 BinaryTree-BinaryTree
6.23 EulerTour-EulerTour
6.24 EvaluateExpressionTour-EvaluateExpressionTour
6.25 PrintExpressionTour-PrintExpressionTour
6.26 BTNode-BTNode
6.27 LinkedBinaryTree-LinkedBinaryTree
6.28 LinkedBinaryTree-LinkedBinaryTree2
