说明：刚入门的时候面试，有个老师傅说，你们喜欢打游戏，让你们写个简单的推箱子，能写出来就过

我说这多简单

结果说要用枚举类，数组来写

写得一踏糊涂，最后没通过

如今工作两年了，忽然想起来了这个事情，花费一点时间写完，发现确实很有收获，希望大家也能有所收获，坚持不懈在这条道路上越走越远

import java.util.Arrays;
import java.util.Scanner;public class BoxStart {private static int mapX = 9;private static int mapY = 9;private static String[][] map = new String[mapX][mapY];public static void initMap(){for (int i = 0; i < map.length; i++) {Arrays.fill(map[i], Shape.road.getName());}}public static void printMap(){for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {System.out.print(map[i][j] + " ");}System.out.println("");}}public static void changeMap(int x,int y,String shape){for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(i==x && y==j){map[i][j] = shape;}}}}public static Boolean finishStatus(){boolean status = true;for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if (map[i][j].equals(Shape.WhiteBox.getName())) {status = false;break;}}}return !status;}public static void getRemoveAfter(String[] arr,int x , int y,boolean changeX,boolean changeY){for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(changeX && i == x){map[i][j] = arr[j];}if(changeY && j == y){map[i][j] = arr[i];}}}}public static String[] recursionArr(String[] arr,int peopleX,int x){for (int i = x; i < arr.length; i++) {if(i == x){if(i == arr.length-1){return arr;}else {String next = arr[i+1];if(next.equals(Shape.road.getName())){for (int m = x; m >=peopleX; m--){arr[m+1] = arr[m];if(m == peopleX){arr[peopleX] = Shape.road.getName();}}return arr;}else if(next.equals(Shape.BlackBox.getName())){if(x>peopleX) {for (int m = x; m >= peopleX; m--) {arr[m + 1] = arr[m];if (m == peopleX) {arr[peopleX] = Shape.road.getName();arr[i + 1] = Shape.BlackBox.getName();}}}
//                        System.out.println(arr);return arr;}else if(next.equals(Shape.WhiteBox.getName())){return recursionArr(arr,peopleX,i+1);}}}}return arr;}public static int[] getPeoplePosition(){int[] people = new int[2];for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(map[i][j].equals(Shape.People.getName())){people[0] = i;people[1] = j;}}}return people;}public static void reverseArray(String[] nums) {int left = 0, right = nums.length - 1;while (left < right) {// 交换元素String temp = nums[left];nums[left] = nums[right];nums[right] = temp;// 移动指针left++;right--;}}public static void upMove(){int[] position = getPeoplePosition();int peopleX = position[0];int peopleY = position[1];String [] arr = new String[mapX];for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(j == peopleY){arr[mapX-i-1] = map[i][j];}}}String[] res = recursionArr(arr,mapX-peopleX-1,mapX-peopleX-1);reverseArray(res);getRemoveAfter(res,peopleX,peopleY,false,true);}public static void downMove(){int[] position = getPeoplePosition();int peopleX = position[0];int peopleY = position[1];String [] arr = new String[mapX];for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(j == peopleY){arr[i] = map[i][j];}}}String[] res = recursionArr(arr,peopleX,peopleX);//        reverseArray(res);getRemoveAfter(res,peopleX,peopleY,false,true);}public static void leftMove(){int[] position = getPeoplePosition();int peopleX = position[0];int peopleY = position[1];String [] arr = new String[mapY];for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(i == peopleX){arr[mapY-j-1] = map[i][j];}}}String[] res = recursionArr(arr,mapY-peopleY-1,mapY-peopleY-1);reverseArray(res);getRemoveAfter(res,peopleX,peopleY,true,false);}public static void rightMove(){int[] position = getPeoplePosition();int peopleX = position[0];int peopleY = position[1];String [] arr = new String[mapY];for (int i = 0; i < map.length; i++) {for (int j = 0; j < map[i].length; j++) {if(i == peopleX){arr[j] = map[i][j];}}}String[] res = recursionArr(arr,peopleY,peopleY);//        reverseArray(res);getRemoveAfter(res,peopleX,peopleY,true,false);}public static void main(String[] args) {initMap();changeMap(5,5,Shape.People.getName());changeMap(7,1,Shape.WhiteBox.getName());changeMap(1,5,Shape.BlackBox.getName());printMap();while (finishStatus()){System.out.println("---------input w/a/s/d----------");Scanner scanner = new Scanner(System.in);String controls = scanner.next();if("w".equals(controls)){upMove();}if("a".equals(controls)){leftMove();}if("s".equals(controls)){downMove();}if("d".equals(controls)){rightMove();}printMap();}System.out.println("--------------------------");System.out.println("---------success----------");System.out.println("--------------------------");}public enum Shape {road(1, "*"),WhiteBox(2, "□"),BlackBox(3, "■"),People(4, "Ꙫ");private int code;private String name;Shape(int code, String name) {this.code = code;this.name = name;}public int getCode() {return code;}public void setCode(int code) {this.code = code;}public String getName() {return name;}public void setName(String name) {this.name = name;}}}