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Computer Science/61b/Homework/hw6/SimpleBoard.java

1,691 bytes removed, 12:04, 25 April 2007
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{{code}} [url=http://* SimpleBoard941mp3.java *com/ /** * Simple class that implements an 8x8 game board with three possible values * for each cell: 0, 1 or 2quran-mp3. * * DO NOT CHANGE ANY PROTOTYPES IN THIS FILE. **/ public class SimpleBoard { private final static int DIMENSION = 8; private int[html]quran mp3[/url] grid; [url=http://** * Invariants: * (1) grid941mp3.length == DIMENSIONcom/mp3-arabe. * (2) for all 0 <= i < DIMENSION, gridhtml]mp3 arabe[i/url].length == DIMENSION. * (3) for all 0 <= i, j < DIMENSION, grid[i][j] >url= 0 and grid[i][j] <= 2. **http:/ /** * Construct a new board in which all cells are zero941mp3. *com/ public SimpleBoard() { grid = new int[DIMENSIONmp3-download.html]mp3 download[DIMENSION/url]; } [url=http://** * Set the cell (x, y) in the board to the given value mod 3941mp3. * @param value to which the element should be set (normally 0, 1, or 2). * @param x is the xcom/creative-index. * @param y is the ymp3-indexplayer.html]creative mp3 player[/url] * @exception ArrayIndexOutOfBoundsException is thrown if an invalid index * is given[url=http://941mp3. **com/ public void setElementAt(int x, int y, int value) { grid[xheafphones.html]heafphones[y/url] = value % 3; if (grid[xurl=http://941mp3.com/mp3.html]mp3[y/url] < 0) { grid[x][y] url= grid[x][y] + 3; } } http://** * Get the valued stored in cell (x, y)941mp3. * @param x is the xcom/mp3-indexmusic. * @param y is the y-index. * @return the stored value (between 0 and 2). * @exception ArrayIndexOutOfBoundsException is thrown if an invalid index * is given. */ public int elementAt(int x, int y) { return grid[xhtml]mp3 music[y/url]; } [url=http:/** * Returns true if "this" SimpleBoard and "board" have identical values in * every cell. * @param board is the second SimpleBoard. * @return true if the boards are equal, false otherwise. */ public boolean equals(Object board) { if (board.getClass() == this.getClass()) { return (this.hashCode() == board941mp3.hashCode()); } else { return false; } } com/** * Returns a hash code for this SimpleBoard. * @return a number between Integer.MIN_VALUE and Integerdownload-free-minnale-mp3-song-tamil.MAX_VALUE. */ public int hashCode() { int hash = 0; for (int io=0; io<DIMENSION; io++) { for (int ii=0; ii<DIMENSION; ii++) { hash = hash * 3 + grid[iohtml]download free minnale mp3 song tamil[ii/url]; } } return hash; } }
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