简单实现java数独游戏

本文实例为大家分享了java数独游戏的具体代码，供大家参考，具体内容如下

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打算把javaFx需要的组件装好以后直接用javaFx的，但似乎eclipse的版本不对，安装了也不能用...
数独代码是在之前寒假受命写的，学了一个月java的成果，现在看来有些不足但毕竟是第一个程序，就直接放上来，数独终盘的实现直接用了暴力，时间复杂度有点高，懒得改了直接放代码

终盘实现：

import java.util.Random; 
 
public class SudokuPuzzleGenerator { 
 private Random random = new Random(); 
  
 private static final int MAX_CALL_RANDOM_ARRAY_TIMES = 220; 
  
 private int currentTimes = 0; 
 
 public int[][] generatePuzzleMatrix() { 
 
  int[][] randomMatrix = new int[9][9]; 
 
  for (int row = 0; row < 9; row++) { 
   if (row == 0) { 
    currentTimes = 0; 
    randomMatrix[row] = buildRandomArray(); 
 
   } else { 
    int[] tempRandomArray = buildRandomArray(); 
 
    for (int col = 0; col < 9; col++) { 
     if (currentTimes < MAX_CALL_RANDOM_ARRAY_TIMES) { 
      if (!isCandidateNmbFound(randomMatrix, tempRandomArray, row, col)) { 
        
       resetValuesInRowToZero(randomMatrix,row); 
       row -= 1; 
       col = 8; 
       tempRandomArray = buildRandomArray(); 
      } 
     } else {  
      row = -1; 
      col = 8; 
      resetValuesToZeros(randomMatrix); 
      currentTimes = 0; 
     } 
    } 
   } 
  } 
  return randomMatrix; 
 } 
  
 private void resetValuesInRowToZero(int[][] matrix, int row) 
 { 
  for (int j = 0; j < 9; j++) { 
   matrix[row][j] = 0; 
  } 
   
 } 
 
 private void resetValuesToZeros(int[][] matrix) { 
  for (int row = 0; row < 9; row++) { 
   for (int col = 0; col < 9; col++) { 
    matrix[row][col] = 0; 
   } 
  } 
 } 
 
 private boolean isCandidateNmbFound(int[][] randomMatrix, int[] randomArray, int row, int col) { 
  for (int i = 0; i < 9; i++) { 
   randomMatrix[row][col] = randomArray[i]; 
   if (noConflict(randomMatrix, row, col)) { 
    return true; 
   } 
  } 
  return false; 
 } 
 
 private boolean noConflict(int[][] candidateMatrix, int row, int col) { 
  return noConflictInRow(candidateMatrix, row, col)&&noConflictInColumn(candidateMatrix, row, col) && noConflictInBlock(candidateMatrix, row, col); 
 } 
 
 private boolean noConflictInRow(int[][] candidateMatrix, int row, int col) { 
   
  int currentValue = candidateMatrix[row][col]; 
 
  for (int colNum = 0; colNum < col; colNum++) { 
   if (currentValue == candidateMatrix[row][colNum]) { 
    return false; 
   } 
  } 
 
  return true; 
 } 
 
 private boolean noConflictInColumn(int[][] candidateMatrix, int row, int col) { 
 
  int currentValue = candidateMatrix[row][col]; 
 
  for (int rowNum = 0; rowNum < row; rowNum++) { 
   if (currentValue == candidateMatrix[rowNum][col]) { 
    return false; 
   } 
  } 
 
  return true; 
 } 
 
 private boolean noConflictInBlock(int[][] candidateMatrix, int row, int col) { 
 
  int baseRow = row / 3 * 3; 
  int baseCol = col / 3 * 3; 
 
  for (int rowNum = 0; rowNum < 8; rowNum++) { 
   if (candidateMatrix[baseRow + rowNum / 3][baseCol + rowNum % 3] == 0) { 
    continue; 
   } 
   for (int colNum = rowNum + 1; colNum < 9; colNum++) { 
    if (candidateMatrix[baseRow + rowNum / 3][baseCol + rowNum % 3] == candidateMatrix[baseRow 
      + colNum / 3][baseCol + colNum % 3]) { 
     return false; 
    } 
   } 
  } 
  return true; 
 
 }  
 private int[] buildRandomArray() { 
  currentTimes++; 
  int[] array = new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 }; 
  int randomInt = 0;  
  for (int i = 0; i < 20; i++) { 
   randomInt = random.nextInt(8) + 1; 
   int temp = array[0]; 
   array[0] = array[randomInt]; 
   array[randomInt] = temp; 
  } 
 
  return array; 
 } 
  
 public int getCurrentTimes() { 
  return currentTimes; 
 } 
  
 public void setCurrentTimes(int currentTimes) { 
  this.currentTimes = currentTimes; 
 } 
  
}

界面及判断:
用swing写的

import javax.swing.*;  
import java.awt.*; 
import java.awt.event.*; 
import java.util.Random; 
 
public class ShuD extends JFrame{ 
 private static final long serialVersionUID = 5952689219411916553L; //序列化字段 
 private static JTextField a[][] = new JTextField[9][9];  //存储文本框中的数字 
 static int ans[][] = new int[9][9];  //存储输入后的两位数组 
 SudokuPuzzleGenerator example = new SudokuPuzzleGenerator(); 
 public int right[][] = example.generatePuzzleMatrix(); 
 public int rightans[][]; 
 private int[][] Wk(int a[][]){    //挖空 
  Random r = new Random(); 
  int a1, a2; 
  a1 = r.nextInt(9); 
  a2 = r.nextInt(9); 
  for(int i = 0; i < 100; i++) 
  { 
   a[a1][a2] = 0; 
   a1 = r.nextInt(9); 
   a2 = r.nextInt(9); 
  } 
  return a; 
 } 
 public ShuD(){ 
  Container c = getContentPane(); 
  c.setLayout(new BorderLayout(2, 1));  //边框布局 
  JMenuItem jmiOk = new JMenuItem("提交");  //定义菜单 
  JMenuItem jmiExplain = new JMenuItem("详情"); 
  JMenuItem jmiMessage = new JMenuItem("信息"); 
   
  JPanel panel = new JPanel();  //定义一个容器 
  panel.add(jmiOk);     //将菜单在容器内显示 
  panel.add(jmiExplain); 
  panel.add(jmiMessage); 
  JPanel p1 = new JPanel(new GridLayout(9, 9, 5, 5));  //定义9行9列的网格布局 
  add(panel,BorderLayout.NORTH);   //将菜单放置在北面 
  add(p1,BorderLayout.CENTER);   //将数字放置在正中间 
  rightans = Wk(right); 
  for(int k = 0;k<9; k ++) 
  { 
   for(int n=0;n<9;n++) 
   { 
    if(rightans[k][n] != 0) 
    { 
     a[k][n] = new JTextField("" + rightans[k][n]); 
     a[k][n].setHorizontalAlignment(JTextField.CENTER);//将数字水平居中 
     a[k][n].setEditable(false);   //只可显示不可修改 
     p1.add(a[k][n]);     //添加文本框 
    } 
    else 
    { 
     a[k][n] = new JTextField();  
     a[k][n].setHorizontalAlignment(JTextField.CENTER); 
     p1.add(a[k][n]); 
    } 
   } 
  } 
  add(p1);   //将数字面板显示在容器里 
  jmiOk.addActionListener(new ActionListener(){//匿名创建事件监听器 
   public void actionPerformed(ActionEvent e) 
   { 
    if(gettext() == 1) 
    { 
     if(judge() == true) 
     { 
      JOptionPane.showMessageDialog(null, "Your answer is right!","Result",JOptionPane.INFORMATION_MESSAGE); 
     } 
     else 
     { 
      JOptionPane.showMessageDialog(null, "Your answer is wrong!","Result",JOptionPane.INFORMATION_MESSAGE); 
     } 
    } 
   } 
  }); 
  explainListenerClass listener2 = new explainListenerClass(); 
  jmiExplain.addActionListener(listener2); 
  messageListenerClass listener3 = new messageListenerClass(); 
  jmiMessage.addActionListener(listener3); 
 } 
  
 static int gettext()   //获取文本框的文字 
 { 
  int i,j; 
  for(i = 0; i < 9; i++) 
  { 
   for(j = 0; j < 9 ; j ++) 
   { 
    ans[i][j] = 0; 
   } 
  } 
  for(int k = 0;k < 9; k++) 
  { 
   for(int n = 0;n < 9; n++) 
   { 
    try   //异常处理 
    { 
     ans[k][n] = Integer.parseInt(a[k][n].getText());  
     //将答案类型转换之后传给ans 
    } 
    catch(NumberFormatException nfe) 
    { 
     JOptionPane.showMessageDialog(null,"数据中包括非数字，请重新输入"); 
     return 0; 
    } 
   } 
  } 
  return 1; 
 } 
 public static boolean judge()   //判断输入的答案是否正确 
 { 
  int i,j,k; 
  int [][]answer = ans;    
   
  for(i = 0; i < 9; i ++) 
  { 
   if(judge9(answer[i]) == false)  //判断每列是否有重复数字 
    return false; 
  } 
  for(j = 0; j < 9; j ++)     //判断每行是否有重复数字 
  { 
    
   int[] newAnswerColumn = new int[9]; 
   for(i = 0; i < 9; i ++) 
   { 
    newAnswerColumn[i] = answer[i][j]; 
   } 
   if(judge9(newAnswerColumn) == false) 
    return false; 
  } 
  for(i = 0; i < 3; i ++)   //判断每个小九宫格内是否有重复数字 
  { 
   for(j = 0; j < 3; j ++) 
   { 
    k = 0; 
    int[] newAnswer = new int[9]; 
    for(int m = i * 3; m < i * 3 + 3; m ++) 
    { 
     for(int n = j * 3; n < j * 3 + 3; n ++) 
     { 
      newAnswer[k] = answer[m][n]; 
      k++; 
     } 
    } 
    if(judge9(newAnswer) == false) 
    { 
     return false; 
    }   
   } 
  } 
  return true; 
 } 
 public static boolean judge9(int[] answer) 
 { 
  int i,j; 
  for(i = 0; i < 9; i ++) 
  { 
   for(j = 0; j < 9; j ++) 
   { 
    if(i == j) 
     continue; 
    if(answer[i] == answer[j])  //如果有重复的数字，返回false 
    { 
     return false; 
    } 
   } 
  } 
  return true;  //没有重复数字，返回true 
 } 
  
 public static void main(String[] args) { 
  JFrame frame = new ShuD(); 
  frame.setTitle("SuDoku"); 
  frame.setSize(600,900); 
  frame.setLocationRelativeTo(null);  
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 
  frame.setVisible(true); 
 } 
} 
class explainListenerClass implements ActionListener{  //事件监听器 
 public void actionPerformed(ActionEvent e){ 
  JOptionPane.showMessageDialog(null, "填入数字保证每行每列及每个小的九宫格内数字无重复","Explain",JOptionPane.INFORMATION_MESSAGE); 
 } 
} 
class messageListenerClass implements ActionListener{ 
 public void actionPerformed(ActionEvent e){ 
  JOptionPane.showMessageDialog(null, "made by wyx","Message",JOptionPane.INFORMATION_MESSAGE); 
 } 
}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持创新互联。

分享文章：简单实现java数独游戏
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简单实现java数独游戏

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