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contest_2011-09-13 [2011/09/11 09:11]
jtkorb
contest_2011-09-13 [2011/09/20 14:34] (current)
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   * C: [[http://​uva.onlinejudge.org/​index.php?​option=com_onlinejudge&​Itemid=8&​category=32&​page=show_problem&​problem=967|Shoemaker'​s Problem]]   * C: [[http://​uva.onlinejudge.org/​index.php?​option=com_onlinejudge&​Itemid=8&​category=32&​page=show_problem&​problem=967|Shoemaker'​s Problem]]
   * D: [[http://​uva.onlinejudge.org/​index.php?​option=com_onlinejudge&​Itemid=8&​category=34&​page=show_problem&​problem=1154|How Many Pieces of Land?]]   * D: [[http://​uva.onlinejudge.org/​index.php?​option=com_onlinejudge&​Itemid=8&​category=34&​page=show_problem&​problem=1154|How Many Pieces of Land?]]
 +  * E: [[http://​uva.onlinejudge.org/​index.php?​option=com_onlinejudge&​Itemid=8&​category=34&​page=show_problem&​problem=990|Self-describing Sequence]]
  
-If you've already solved one or more of these problems, try (1) solving again without referring to your old solution, and/or (2) using a different language (Java or C++).  If you want to work on an additional problem from this chapter, let [[jtk@purdue.edu|me]] know.+//​Remember:// ​If you've already solved one or more of these problems, try (1) solving again without referring to your old solution, and/or (2) using a different language (Java or C++).  If you want to work on an additional problem from the book, let [[jtk@purdue.edu|me]] know.
  
 **Hints:** **Hints:**
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   * C: See B.   * C: See B.
   * D: Once you see the trick, the solution is easy with big integers (are they required?).   * D: Once you see the trick, the solution is easy with big integers (are they required?).
 +  * E: Pre-compute a run-length encoded array to represent f, then do a binary search to find f(n).
contest_2011-09-13.1315757509.txt.gz ยท Last modified: 2011/09/11 09:11 by jtkorb