Write a program to solve 8 puzzle problem. Artificial intelligence GTU

import java.util.*;

class eightPuzzle{

static HashMap<Integer,int[][]> map = new HashMap<>(); static int[][] Store = new int[362880][9]; static String[] st = new String[500];

static ArrayList<String> stList = new ArrayList<>();

public static void main(String a[]){

int[][] start = {

{1, 2, 3},

{4, 5, 6},

{0, 7, 8}};

stList.add("123456078");

int [][] last = {

{1, 2, 3},

{4, 5, 6},

{7, 8, 0}};

map.put(1,start);

int x=0,y=0;

for (int i = 0; i < 3; i++)

{

for (int j = 0; j < 3; j++)

{

System.out.print(start[i][j]+ " ");

if(start[i][j]==0)

{

x=i;y=j;

}

}

System.out.println();

}

System.out.println("i :"+x+" j:"+y);

}

static String swap(String str, int i, int j)

{

StringBuilder sb = new StringBuilder(str);

sb.setCharAt(i, str.charAt(j));

sb.setCharAt(j, str.charAt(i));

return sb.toString();

}

void move(int p, String input)

{

if(p==0 || p==3)

{

input = swap(input,0,3);

stList.add(input);

if(p==3)

{

input = swap(input,3,6);

stList.add(input);

}

}

}

}