11-08 Class Notes CS 107

# 11-08 Class Notes CS 107 - See web site for description of...

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Unformatted text preview: See web site for description of program #5- Announcements: Questions? Prof. John Lillis went through an example of using arrays in Java- Last Time: Discussion of program #5- Finish the maze example- Today: Program #5 Remember how far we had gotten with version Maze 3 on 10/29. We had added the cameFrom array to prevent us from going back and forth between two squares.- /** * Class Maze3 illustrates navigating a maze. * An important change here is that the 2-dimensional array is represented * in one dimension, which makes it easier to write some parts of the code. To * move to a different square we now only need to add a single number to the * current square. The order of attempted moves is changed to be left, up, Maze Traversal 11-08 Class Notes CS 107 Monday, November 08, 2010 2:01 PM 107 Fall 2010 Page 1 * right, down. * This version still does not solve the problems of stopping once the * solution is found, or preventing an infinite loop of moving between two * squares. * * Running the program gives: 11, 12, 11, 12, 11, 12, 11, ...(keeps repeating until you get: )... 11, 12, 11, Exception in thread "main" java.lang.StackOverflowError * * Problems: * Bounces between two moves, doesn't stop at end, doesn't display solution */ public class Maze3 { private static int start = 11; // this is static so main() can use it private static int end = 88; // this is static so main() can use it private int maze = { /* 0 1 2 3 4 5 6 7 8 9 */ /* 0 */ 1,1,1,1,1,1,1,1,1,1, /*10 */ 1,0,0,0,1,1,1,1,1,1, /*20 */ 1,1,0,1,1,1,0,0,1,1, /*30 */...
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## This note was uploaded on 02/10/2012 for the course COP 2271 taught by Professor Reed during the Fall '10 term at University of Central Florida.

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11-08 Class Notes CS 107 - See web site for description of...

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