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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。