import java.util.Random;  public class DoShudu {    /**    * @param args    */   public static void main(String[] args) {     // TODO Auto-generated method stub           int[][] cells=newshudu();          //cells=changeShu(cells,9);     for(int k=0;k<9;k++){       for(int i=0;i<9;i++){       System.out.print(cells[k][i]);       }       System.out.println();     }   }         public static int[][] newshudu(){          int[][] cells=new int[][]{                  {1,2,3,4,5,6,7,8,9},         {4,5,6,7,8,9,1,2,3},         {7,8,9,1,2,3,4,5,6},         {2,3,1,5,6,4,8,9,7},         {5,6,4,8,9,7,2,3,1},         {8,9,7,2,3,1,5,6,4},         {3,1,2,6,4,5,9,7,8},         {6,4,5,9,7,8,3,1,2},         {9,7,8,3,1,2,6,4,5}              };                    int countH=new Random().nextInt(10);     for(int k=0;k<countH;k++){       cells=lineTolie(cells);          }          int count=0;     for(int k=0;k<12;k++){       count=new Random().nextInt(9);       cells=changeLine(cells,count);          }          int countH2=new Random().nextInt(10);     for(int k=0;k<countH2;k++){       cells=lineTolie(cells);          }     return cells;   }      public static int [][] changeLine(int[][] cells,int m){//行與行交換     int n=m;     int [] temp=new int[9];     n=((m+3)>=9)?(m+3-9):m+3;       for(int j=0;j<9;j++){         temp[j]=cells[m][j];         cells[m][j]=cells[n][j];         cells[n][j]=temp[j];            }     return cells;        }       public static int[][] lineTolie(int[][] cells){//行與列互換          int temp=0;     for(int j=0;j<9;j++){         for(int k=j+1;k<9;k++){           temp=cells[k][j];           cells[k][j]=cells[j][k];           cells[j][k]=temp;          }     }     return cells;             }  } 

import java.awt.Button; import java.awt.Color; import java.awt.FlowLayout; import java.awt.Font; import java.awt.GridLayout; import java.awt.Point; import java.awt.TextField; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.event.MouseMotionAdapter; import java.awt.event.TextEvent; import java.awt.event.TextListener; import java.util.Random;  import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel;  import com.sun.awt.AWTUtilities;  public class Sudoku extends JFrame {    final private TextField[][] txtGame;    static int num=20;//空白格數(shù)量   static int guan=5;//關(guān)卡數(shù)量   static int add=5;//沒關(guān)過后增加的空白格數(shù)量   public static void main(String[] args) {     Sudoku shudu = new Sudoku();    }    public Sudoku() {// 對JFrame進行布局初始以及監(jiān)聽設(shè)置     txtGame = new TextField[9][9];// 建立81個TextField對象     DoShudu shudu = new DoShudu();     int[][] cells = shudu.getShudu();// 獲取數(shù)獨數(shù)組     final JPanel jpl = new JPanel();// 建立JPanel對象     final int spaceNum = num;// spaceNum表示需要設(shè)置空白TextField的數(shù)量     jpl.setLayout(new GridLayout(9, 9));// JPanel布局     final int[][] cellAn = new int[9][9];// 數(shù)獨數(shù)組的答案     System.arraycopy(cells, 0, cellAn, 0, cells.length);// 答案從建立的數(shù)獨數(shù)組中Copy     for (int i = 0; i < 9; i++) {// 把答案從Console打印出來        for (int j = 0; j < 9; j++) {         System.out.print(cellAn[i][j]);       }       System.out.println();     } // 打印結(jié)束     this.setDefaultCloseOperation(this.EXIT_ON_CLOSE);     this.setSize(600, 600);     this.setResizable(false);     this.setTitle("黑馬-李德國-數(shù)獨游戲 9關(guān)");      for (int i = 0; i < 9; i++) {        for (int j = 0; j < 9; j++) {          txtGame[i][j] = new TextField();          // 設(shè)置TextField背景顏色          if ((i < 3 && j < 3) || (i < 6 && i >= 3 && j >= 3 && j < 6)             || (i < 9 && i >= 6 && j >= 6 && j < 9)) {           txtGame[i][j].setBackground(Color.ORANGE);          }         if ((i < 6 && i >= 3 && j < 3) || (i < 3 && j >= 6 && j < 9)             || (i < 9 && i >= 6 && j >= 3 && j < 6)) {           txtGame[i][j].setBackground(Color.GREEN);         }          if ((i < 9 && i >= 6 && j < 3) || (i < 3 && j >= 3 && j < 6)             || (i < 6 && i >= 3 && j < 9 && j >= 6)) {           txtGame[i][j].setBackground(Color.PINK);         }          txtGame[i][j].setFont(new Font("Dialog", Font.CENTER_BASELINE,             60));// 設(shè)置字體大小         txtGame[i][j].setText(Integer.toString(cells[i][j]));         txtGame[i][j].setEnabled(false);         txtGame[i][j].setVisible(true);         jpl.add(txtGame[i][j]);         jpl.setVisible(true);       }      }      final int[][] tempArray = new int[spaceNum][2];      final JFrame jfm = new JFrame("選擇數(shù)字");     // 取消JFrame title     jfm.setUndecorated(true);      // 增加JFrame拖拽功能     final Point origin = new Point();     jfm.addMouseListener(new MouseAdapter() {       public void mousePressed(MouseEvent e) {         origin.x = e.getX();         origin.y = e.getY();       }     });     jfm.addMouseMotionListener(new MouseMotionAdapter() {       public void mouseDragged(MouseEvent e) {         Point p = jfm.getLocation();         jfm.setLocation(p.x + e.getX() - origin.x, p.y + e.getY()             - origin.y);       }     });      // 設(shè)置JFrame為半透明     AWTUtilities.setWindowOpacity(jfm, 0.7f);      final JPanel jpnl = new JPanel(new GridLayout(3, 3));      jfm.setLayout(null);     jfm.setSize(190, 200);     jfm.setResizable(false);     jpnl.setBounds(0, 0, 190, 120);      jfm.setResizable(false);      for (int i = 0; i < spaceNum; i++) {// 依據(jù)需要空白的TextField數(shù)量，隨機對TextField設(shè)置為空        final int ranD1 = new Random().nextInt(9);       final int ranD2 = new Random().nextInt(9);       tempArray[i][0] = ranD1;       tempArray[i][1] = ranD2;       txtGame[ranD1][ranD2].setText("");        if ((ranD1 < 3 && ranD2 < 3)           || (ranD1 < 6 && ranD1 >= 3 && ranD2 >= 3 && ranD2 < 6)           || (ranD1 < 9 && i >= 6 && ranD2 >= 6 && ranD2 < 9)) {         txtGame[ranD1][ranD2].setBackground(Color.ORANGE);        }       if ((ranD1 < 6 && ranD1 >= 3 && ranD2 < 3)           || (ranD1 < 3 && ranD2 >= 6 && ranD2 < 9)           || (ranD1 < 9 && ranD1 >= 6 && ranD2 >= 3 && ranD2 < 6)) {         txtGame[ranD1][ranD2].setBackground(Color.GREEN);       }        if ((ranD1 < 9 && ranD1 >= 6 && ranD2 < 3)           || (ranD1 < 3 && ranD2 >= 3 && ranD2 < 6)           || (ranD1 < 6 && ranD1 >= 3 && ranD2 < 9 && ranD2 >= 6)) {         txtGame[ranD1][ranD2].setBackground(Color.PINK);       }        txtGame[ranD1][ranD2].addMouseListener(new MouseAdapter() {          public void mouseClicked(MouseEvent mouseevent) {            jfm.getContentPane().removeAll();// 移出了所有的組件           jpnl.removeAll();            for (int f = 0; f < 9; f++) {              final Button btn = new Button((f + 1) + "");             btn.setForeground(Color.RED);             btn.setBackground(Color.WHITE);             btn                 .setFont(new Font("Dialog",                     Font.CENTER_BASELINE, 30));             btn.addMouseListener(new MouseAdapter() {                @Override               public void mouseClicked(MouseEvent e) {                 // TODO Auto-generated method stub                 txtGame[ranD1][ranD2].setText(btn.getLabel()                     + txtGame[ranD1][ranD2].getText());                }             });              jpnl.add(btn);           }           Button btnDel = new Button(" 清 空 ");           btnDel.setForeground(Color.WHITE);           btnDel.setBackground(Color.RED);           btnDel               .setFont(new Font("Dialog", Font.CENTER_BASELINE,                   30));           btnDel.setBounds(0, 120, 190, 50);           btnDel.addMouseListener(new MouseAdapter() {              @Override             public void mouseClicked(MouseEvent e) {               // TODO Auto-generated method stub               txtGame[ranD1][ranD2].setText("");              }           });            jfm.add(jpnl);           jfm.add(btnDel);           jfm.setVisible(true);         }       });       txtGame[ranD1][ranD2].addTextListener(new TextListener() {// 對空白的TextField添加監(jiān)聽，數(shù)值發(fā)生變化后進行答案對比，如果全部答對在Console打印“good”             @Override             public void textValueChanged(TextEvent e) {               TextField tmp = (TextField) e.getSource();               int count = 0;               for (int u = 0; u < spaceNum; u++) {                 if ((txtGame[tempArray[u][0]][tempArray[u][1]]                     .getText())                     .equals(Integer                         .toString(cellAn[tempArray[u][0]][tempArray[u][1]]))) {                   count++;                 }               }               if (count == spaceNum) {                  jpl.removeAll();                 FlowLayout blt = new FlowLayout();                 jpl.setLayout(blt);                                  if(num<=3){                                  jpl.add(new JLabel("恭喜你過關(guān)"));                 Button btn = new Button("進入下一關(guān)");                  btn.addMouseListener(new MouseAdapter() {                    @Override                   public void mouseClicked(MouseEvent e) {                     // TODO Auto-generated method stub                     Sudoku.this.dispose();                     jfm.dispose();                     num=num+add;                     new Sudoku();                   }                 });                                  jpl.add(btn);                 }                 else{                   jpl.add(new JLabel("恭喜 你已經(jīng)完成所有關(guān)卡！"));                 }                 jpl.updateUI();                                                                                     System.out.println("good");                                                   }                                                          }           });       txtGame[ranD1][ranD2].setEnabled(true);     }     this.add(jpl);     this.setVisible(true);   } }