DS_Crossword_Puzzle

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Across
  1. 2. contains all nodes that are not currently being used.
  2. 5. made up of operands, operators and delimiters.
  3. 7. a set of domains D, a designated domain d Є D, a set of functions F and a set of axioms A.
Down
  1. 1. last node points back to the first node is _____ linked list.
  2. 2. A matrix with many zero entries
  3. 3. the set of operations which may be legally applied to the elements of a data object.
  4. 4. Each term of Polynomial number will be represented by a_______
  5. 6. all insertions and deletions are made at one end, called the top