Crossword on TREES

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Across
  1. 5. the left node values are always
  2. 6. For a given node with a right child,
  3. 9. follows root left right policy
  4. 11. all the internal nodes have two
  5. 13. The nodes which do not have any child
  6. 14. Any successor node on the path from Degree number of child nodes of a given node
Down
  1. 1. A form of data structure
  2. 2. It is the sequence of consecutive
  3. 3. traversals in gives sorted list
  4. 4. A node which is the
  5. 5. non-linear type of data structure in
  6. 7. A Non-linear data structure with a
  7. 8. visiting each node in a tree
  8. 10. The operation of comparison
  9. 12. Binary binary tree in which every