「java迷宫染色」JAVA迷宫
今天给各位分享java迷宫染色的知识，其中也会对JAVA迷宫进行解释，如果能碰巧解决你现在面临的问题，别忘了关注本站，现在开始吧！
本文目录一览：
java最新迷宫问题，英文原版求解答
import java.util.*;
import java.util.regex.*;
class MyPoint
{
public boolean visited=false;
public int parentRow=-1;
public int parentColumn=-1;
public int x;
public int y;
public MyPoint(){}
public MyPoint(int x,int y)
{
this.x=x;
this.y=y;
}
}
class Maze
{
String[][] maze;
final int WIDTH;
final int HEIGHT;
final int START_X=1;
final int START_Y=1;
final int END_X;
final int END_Y;
MyPoint[][] visited;
public Maze()
{
Scanner s=new Scanner(System.in);
WIDTH=s.nextInt();//输入迷宫宽度
END_Y=WIDTH-2;
HEIGHT=s.nextInt();//输入迷宫长度
END_X=HEIGHT-2;
maze=new String[HEIGHT][];
visited=new MyPoint[HEIGHT][];
s.nextLine();//清除输入的回车
for(int i=0;iHEIGHT;++i)//输入迷宫的每一行，每一行中的字符之间用空格隔开
{
String temp=s.nextLine();
maze[i]=temp.split("\\s+");
visited[i]=new MyPoint[WIDTH];
for(int j=0;jWIDTH;++j)
{
visited[i][j]=new MyPoint(i,j);
}
}
System.out.println("input finish.");
for(int i=0;iHEIGHT;++i)
{
System.out.println(Arrays.toString(maze[i]));
}
}
public boolean tomRun()
{
LinkedListMyPoint stack=new LinkedListMyPoint();
stack.push(visited[START_X][START_Y]);
visited[START_X][START_Y].visited=true;
boolean result=false;
while(!stack.isEmpty())
{
MyPoint t=stack.pop();
System.out.println("pop point:"+t.x+" "+t.y+" value:"+maze[t.x][t.y]);
if(t.x==END_Xt.y==END_Y)
{
result=true;
break;
}
if(visited[t.x-1][t.y].visited==false!maze[t.x-1][t.y].equals("W"))
{
stack.push(visited[t.x-1][t.y]);
visited[t.x-1][t.y].parentRow=t.x;
visited[t.x-1][t.y].parentColumn=t.y;
visited[t.x-1][t.y].visited=true;
}
if(visited[t.x+1][t.y].visited==false!maze[t.x+1][t.y].equals("W"))
{
stack.push(visited[t.x+1][t.y]);
visited[t.x+1][t.y].parentRow=t.x;
visited[t.x+1][t.y].parentColumn=t.y;
visited[t.x+1][t.y].visited=true;
}
if(visited[t.x][t.y-1].visited==false!maze[t.x][t.y-1].equals("W"))
{
stack.push(visited[t.x][t.y-1]);
visited[t.x][t.y-1].parentRow=t.x;
visited[t.x][t.y-1].parentColumn=t.y;
visited[t.x][t.y-1].visited=true;
}
if(visited[t.x][t.y+1].visited==false!maze[t.x][t.y+1].equals("W"))
{
stack.push(visited[t.x][t.y+1]);
visited[t.x][t.y+1].parentRow=t.x;
visited[t.x][t.y+1].parentColumn=t.y;
visited[t.x][t.y+1].visited=true;
}
}
return result;
}
public void show(int x,int y)
{
if(visited[x][y].parentRow==-1)
{
System.out.println("["+x+","+y+"]");
return;
}
show(visited[x][y].parentRow,visited[x][y].parentColumn);
System.out.println("-"+"["+x+","+y+"]");
}
public static void main(String[] args)
{
Maze m=new Maze();
if(m.tomRun())
{
System.out.println("逃生路径如下：");
m.show(m.END_X,m.END_Y);
}
else
System.out.println("无法走出迷宫！");
}
}
关于Java走迷宫的问题。我已经有相关代码了，但是我看不懂。麻烦高手帮忙注释一下，然后再修改点儿。
package 走迷宫;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.TimerTask;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
// 迷宫
public class Maze extends JFrame implements ActionListener {
private JPanel panel;
private JPanel northPanel;
private JPanel centerPanel;
private MazeGrid grid[][];
private JButton restart;
private JButton dostart;
private int rows;// rows 和cols目前暂定只能是奇数
private int cols;
private ListString willVisit;
private ListString visited;
private LinkedListString comed;
private long startTime;
private long endTime;
public Maze() {
rows = 25;
cols = 25;
willVisit = new ArrayListString();
visited = new ArrayListString();
comed = new LinkedListString();
init();
this.setTitle("回溯法--走迷宫");
this.add(panel);
this.pack();
this.setVisible(true);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
public void init() {
panel = new JPanel();
northPanel = new JPanel();
centerPanel = new JPanel();
panel.setLayout(new BorderLayout());
restart = new JButton("重新生成迷宫");
dostart = new JButton("开始走迷宫");
grid = new MazeGrid[rows][cols];
centerPanel.setLayout(new GridLayout(rows, cols, 1, 1));
centerPanel.setBackground(new Color(0, 0, 0));
northPanel.add(restart);
northPanel.add(dostart);
dostart.addActionListener(this);
restart.addActionListener(this);
for (int i = 0; i grid.length; i++)
for (int j = 0; j grid[i].length; j++) {
if (j % 2 == 0 i % 2 == 0)
grid[i][j] = new MazeGrid(true, 20, 20);
else
grid[i][j] = new MazeGrid(false, 20, 20);
}
grid[0][0].setVisited(true);
grid[0][0].setPersonCome(true);
grid[0][0].setStart(true);
visited.add("0#0");
grid[rows - 1][cols - 1].setEnd(true);
grid = createMap(grid, 0, 0);
for (int i = 0; i grid.length; i++)
for (int j = 0; j grid[i].length; j++) {
grid[i][j].repaint();
centerPanel.add(grid[i][j]);
}
panel.add(northPanel, BorderLayout.NORTH);
panel.add(centerPanel, BorderLayout.CENTER);
}
/**
* 生成迷宫
*
* @param mazeGrid
* @param x
* @param y
* @return
*/
public MazeGrid[][] createMap(MazeGrid mazeGrid[][], int x, int y) {
int visitX = 0;
int visitY = 0;
if (x - 2 = 0) {
if (!mazeGrid[x - 2][y].isVisited()) {
willVisit.add((x - 2) + "#" + y);
}
}
if (x + 2 cols) {
if (!mazeGrid[x + 2][y].isVisited()) {
willVisit.add((x + 2) + "#" + y);
}
}
if (y - 2 = 0) {
if (!mazeGrid[x][y - 2].isVisited()) {
willVisit.add(x + "#" + (y - 2));
}
}
if (y + 2 rows) {
if (!mazeGrid[x][y + 2].isVisited()) {
willVisit.add(x + "#" + (y + 2));
}
}
if (!willVisit.isEmpty()) {
int visit = (int) (Math.random() * willVisit.size());
String id = willVisit.get(visit);
visitX = Integer.parseInt(id.split("#")[0]);
visitY = Integer.parseInt(id.split("#")[1]);
mazeGrid[(visitX + x) / 2][(visitY + y) / 2].setMark(true);
mazeGrid[visitX][visitY].setVisited(true);
if (!visited.contains(id)) {// 将这个点加到已访问中去
visited.add(id);
}
willVisit.clear();
createMap(mazeGrid, visitX, visitY);
} else {
if (!visited.isEmpty()) {
String id = visited.remove(visited.size() - 1);// 取出最后一个元素
visitX = Integer.parseInt(id.split("#")[0]);
visitY = Integer.parseInt(id.split("#")[1]);
mazeGrid[visitX][visitY].setVisited(true);
createMap(mazeGrid, visitX, visitY);
}
}
return mazeGrid;
}
/**
* 走迷宫
*
* @param mazeGrid
* @param x
* @param y
*/
public String goMaze(MazeGrid mazeGrid[][], int x, int y) {
int comeX = 0;
int comeY = 0;
// left
if (x - 1 = 0) {
if (mazeGrid[x - 1][y].isMark()) {
if (!comed.contains((x - 1) + "#" + y))
willVisit.add((x - 1) + "#" + y);
}
}
// right
if (x + 1 cols) {
if (mazeGrid[x + 1][y].isMark()) {
if (!comed.contains((x + 1) + "#" + y))
willVisit.add((x + 1) + "#" + y);
}
}
// up
if (y - 1 = 0) {
if (mazeGrid[x][y - 1].isMark()) {
if (!comed.contains(x + "#" + (y - 1)))
willVisit.add(x + "#" + (y - 1));
}
}
// down
if (y + 1 rows) {
if (mazeGrid[x][y + 1].isMark()) {
if (!comed.contains(x + "#" + (y + 1)))
willVisit.add(x + "#" + (y + 1));
}
}
if (!willVisit.isEmpty()) {
int visit = (int) (Math.random() * willVisit.size());
String id = willVisit.get(visit);
comeX = Integer.parseInt(id.split("#")[0]);
comeY = Integer.parseInt(id.split("#")[1]);
mazeGrid[x][y].setPersonCome(false);
mazeGrid[comeX][comeY].setPersonCome(true);
mazeGrid[x][y].repaint();
mazeGrid[comeX][comeY].repaint();
willVisit.clear();
comed.add(x + "#" + y);
} else {
if (!comed.isEmpty()) {
String id = comed.removeLast();
comeX = Integer.parseInt(id.split("#")[0]);
comeY = Integer.parseInt(id.split("#")[1]);
mazeGrid[x][y].setPersonCome(false);
mazeGrid[comeX][comeY].setPersonCome(true);
mazeGrid[x][y].repaint();
mazeGrid[comeX][comeY].repaint();
comed.addFirst(x + "#" + y);
}
}
return comeX + "#" + comeY;
}
int comeX = 0;
int comeY = 0;
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().equals("重新生成迷宫")) {
refreshMap(grid);
} else if (e.getActionCommand().equals("开始走迷宫")) {
startTime = System.currentTimeMillis();
dostart.setVisible(false);
restart.setText("禁止刷新");
int delay = 1000;
int period = 500;// 循环间隔
java.util.Timer timer = new java.util.Timer();
timer.scheduleAtFixedRate(new TimerTask() {
public void run() {
if (grid[rows - 1][cols - 1].isPersonCome()) {
endTime = System.currentTimeMillis();
JOptionPane.showMessageDialog(null, "已经走出迷宫，耗时"
+ (endTime - startTime) / 1000 + "秒", "消息提示",
JOptionPane.ERROR_MESSAGE);
this.cancel();
restart.setText("重新生成迷宫");
} else {
String id = goMaze(grid, comeX, comeY);
comeX = Integer.parseInt(id.split("#")[0]);
comeY = Integer.parseInt(id.split("#")[1]);
}
}
}, delay, period);
}
}
/**
* 刷新地图
*/
public void refreshMap(MazeGrid mazeGrid[][]) {
comeX = 0;
comeY = 0;
willVisit.clear();
visited.clear();
comed.clear();
this.remove(panel);
init();
this.add(panel);
this.pack();
this.setVisible(true);
}
public static void main(String args[]) {
long start = System.currentTimeMillis();
new Maze();
long end = System.currentTimeMillis();
System.out.println("使用ArrayList生成迷宫耗时：" + (end - start) + "毫秒");
}
}
求Java关于迷宫的算法（用栈实现）
package com.Albert.LabyringhStack;
public class Point {
int x;
int y;
int direction; //direction指向此点附近的一个点 应该有四个 编号为1 2 3 4
public int getX() {
return x;
}
public void setX(int x) {
this.x = x;
}
public int getY() {
return y;
}
public void setY(int y) {
this.y = y;
}
public int getDirection() {
return direction;
}
public void setDirection(int direction) {
this.direction = direction;
}
public void addDirection(){
this.direction++;
}
public Point() {
}
public Point(int x, int y) {
super();
this.x = x;
this.y = y;
this.direction = 1;
}
public Point(int x, int y, int direction) {
super();
this.x = x;
this.y = y;
this.direction = direction;
}
}
package com.Albert.LabyringhStack;
import java.util.*;
public class LabyringhStack {
public Point S;
public Point F;
char[][] mazemap;
StackPoint path;
public LabyringhStack() {
}
public LabyringhStack(char[][] ma) { //初始化 存入数组
this.mazemap = new char[ma.length][ma[0].length];
for(int i=0;ima.length;i++){
for(int j=0;jma[0].length;j++){ //mazemap[0]必须有元素 不可为空
this.mazemap[i][j] = ma[i][j];
}
}
S = returnPlace('S');
F = returnPlace('F');
}
public Point returnPlace(char s){ //返回数组中字符的位置
Point point = new Point();
for(int i=0;ithis.mazemap.length;i++){
for(int j=0;jthis.mazemap[0].length;j++){ //mazemap[0]必须有元素 不可为空
if(this.mazemap[i][j]==s)
{ point.setX(i);
point.setY(j);
point.setDirection(1);
}
}
}
return point;
}
public char returnChar(Point point){
if(point.getX()=0point.getY()=0)
return this.mazemap[point.getX()][point.getY()];
else
return '#';
}
public void replacePlace(Point point, char s){ //更改特定位置处的字符
mazemap[point.getX()][point.getY()] = s;
}
public void printPath(){
StackPoint tempPath = new StackPoint();
while(!path.empty()){ //对栈进行反序
tempPath.push(path.pop());
}
while(!tempPath.empty()){
System.out.print("("+tempPath.peek().getX()+","+tempPath.pop().getY()+")");
}
}
public boolean getPath(){ //取得路径的算法 如果有路径就返回真
path = new StackPoint();
S.setDirection(1);
path.push(S);
replacePlace(S, 'X');
while(!path.empty()){
Point nowPoint = path.peek(); //取得当前位置
if(nowPoint.getX()==F.getX()nowPoint.getY()==F.getY()){
//printPath();
return true;
}
Point temp = new Point(); //存放下一个可走的位置
int find = 0; //标志 是否可向下走
while(nowPoint.getDirection()5find==0){
switch(nowPoint.getDirection()){
case 1:temp = new Point(nowPoint.getX(),nowPoint.getY()-1,1); break; //取得当前位置左边的位置
case 2:temp = new Point(nowPoint.getX()+1,nowPoint.getY(),1); break;//取得当前位置下边的位置
case 3:temp = new Point(nowPoint.getX(),nowPoint.getY()+1,1); break;//取得当前位置右边的位置
case 4:temp = new Point(nowPoint.getX()-1,nowPoint.getY(),1); break;//取得当前位置上边的位置
}
nowPoint.addDirection(); //指向下一个需要验证的点
if(returnChar(temp)=='O'||returnChar(temp)=='F') find = 1; //如果能向下走则置为1
}
if(find==1){ //如果可走就进栈
replacePlace(temp, 'X'); //设置成X 防止回走
// printArr();
path.push(temp);
}else{ //如果不可走就退栈
replacePlace(nowPoint, 'O');
path.pop();
}
}
return false;
}
public void printArr(){
for(int i=0;imazemap.length;i++){
for(int j=0;jmazemap[0].length;j++){ //mazemap[0]必须有元素 不可为空
System.out.print(mazemap[i][j]);
}
System.out.println();
}
System.out.println();
}
}
package com.Albert.LabyringhStack;
public class Main {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
char[][] mazemap = {
{'M','M','M','M','M','M','M','M'},
{'M','S','O','O','M','M','M','M'},
{'M','M','M','O','M','M','M','M'},
{'M','M','O','O','O','O','M','M'},
{'M','M','M','M','M','F','M','M'},
{'M','M','M','M','M','M','M','M'},
{'M','M','M','M','M','M','M','M'}
};
LabyringhStack solution = new LabyringhStack(mazemap);
if(solution.getPath()){
System.out.print("迷宫路径如下：");
solution.printPath();
}
else {
System.out.println("没有可走的路");
}
}
}
java迷宫染色的介绍就聊到这里吧，感谢你花时间阅读本站内容，更多关于JAVA迷宫、java迷宫染色的信息别忘了在本站进行查找喔。
发布于：2022-11-29，除非注明，否则均为原创文章，转载请注明出处。