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Algorithms, Part II, 4th EditionAlgorithms, Part II, 4th Edition

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Algorithms, Part II, 4th EditionAlgorithms, Part II, 4th Edition

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Exercises

Exercises

  1. Develop a sort implementation that counts the number of different key values, then uses a symbol table to apply key-indexed counting to sort the array. (This method is not for use when the number of different key values is large.)
  2. Give a trace for LSD string sort for the keys

    3. no is th ti fo al go pe to co to th ai of th pa

  3. Give a trace for MSD string sort for the keys

    4. no is th ti fo al go pe to co to th ai of th pa

  4. Give a trace for 3-way string quicksort for the keys

    5. no is th ti fo al go pe to co to th ai of th pa

  5. Give a trace for MSD string sort for the keys

    6. now is the time for all good people to come to the aid of

  6. Give a trace for 3-way string quicksort for the keys

    7. now is the time for all good people to come to the aid of

  7. Develop an implementation of key-indexed counting that makes use of an array of Queue objects.
  8. Give the number of characters examined by MSD string sort and 3-way string quicksort for a file of N keys a, aa, aaa, aaaa, aaaaa, . . .
  9. Develop an implementation of LSD string sort that works for variable-length strings.
  10. What is the total number of characters examined by 3-way string quicksort when sorting N fixed-length strings (all of length W), in the worst case?
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