Please copy and paste the code and explain why it won't work. It is supposed to take a maze and return the exits and number of exits. import java.util.Scanner; import java.io.File; import java.io.FileNotFoundException; import java.util.ArrayList; import java.util.Arrays; public class MazeSolver { int numRows; int numCols; int startRow; int startCol; int rows; int col; public static void loadMaze(){ int numRows; int numCols; int startRow; int startCol; int rows; int col; try{ Scanner input = new Scanner(System.in); System.out.println("Please enter file name:"); String filename = input.nextLine(); File file = new File(filename); Scanner fileInput = new Scanner(file); numRows = fileInput.nextInt(); numCols = fileInput.nextInt(); ArrayList column= new ArrayList<String>(); ArrayList row = new ArrayList<String>(); char[][] maze= new char[numRows][numCols]; //for the row, get array start row and column index for (int i = 0; i < numRows; i++) { String line = fileInput.next(); for (int j = 0; j < numCols; j++) { char empt = ' '; maze[i][j] = if (maze[i][j] == empt){ startRow = i; startCol = j; System.out.println(i); //solveMaze(maze[i][j]); } else{ return; } } } fileInput.close(); } catch(FileNotFoundException e) { System.out.println("File not found."); loadMaze(); } } // Method to solve the maze public void solveMaze(char[][] maze) { ArrayList<Integer> exitRows = new ArrayList<Integer>(); ArrayList<Integer> exitCols = new ArrayList<Integer>(); boolean[][] visited = new boolean[numRows][numCols]; // Call recursive method to explore the maze exploreMaze(startRow, startCol, visited, maze, exitRows, exitCols); // Print number of exits found System.out.println("Number of exits found: " + exitRows.size()); // Print positions of exits for (int i = 0; i < exitRows.size(); i++) { System.out.println("Exit found at: (" + exitRows.get(i) + ", " + exitCols.get(i) + ")"); } } public void exploreMaze(int row, int col, boolean[][] visited, char[][] maze, ArrayList<Integer> exitRows, ArrayList<Integer> exitCols) { // Recursive method to explore the maze if (row < 0 || col < 0 || row >= numRows || col >= numCols || visited[row][col]) { // Base case: if current position is out of bounds or already visited return; } // Base case: if current position is an exit if (maze[row][col] == 'E'){ exitRows.add(row); exitCols.add(col); return; } // Mark current position as visited visited[row][col] = true; exploreMaze(row-1, col, visited, maze,exitRows, exitCols); // up exploreMaze(row, col+1, visited, maze,exitRows, exitCols); // right exploreMaze(row+1, col, visited, maze,exitRows, exitCols); // down exploreMaze(row, col-1, visited, maze,exitRows, exitCols); // left // Recursively explore neighboring positions } } .

1. Please copy and paste the code and explain why it won't work. It is supposed to take a maze and
return the exits and number of exits.
import java.util.Scanner;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Arrays;
public class MazeSolver
{
int numRows;
int numCols;
int startRow;
int startCol;
int rows;
int col;
public static void loadMaze(){
int numRows;
int numCols;
int startRow;
int startCol;
int rows;
int col;
try{
Scanner input = new Scanner(System.in);
System.out.println("Please enter file name:");
String filename = input.nextLine();
File file = new File(filename);
Scanner fileInput = new Scanner(file);
numRows = fileInput.nextInt();
numCols = fileInput.nextInt();
ArrayList column= new ArrayList<String>();
ArrayList row = new ArrayList<String>();
char[][] maze= new char[numRows][numCols];
//for the row, get array start row and column index
for (int i = 0; i < numRows; i++) {
String line = fileInput.next();
for (int j = 0; j < numCols; j++) {
char empt = ' ';
maze[i][j] =
if (maze[i][j] == empt){
startRow = i;
startCol = j;
System.out.println(i);
//solveMaze(maze[i][j]);

2. }
else{
return;
}
}
}
fileInput.close();
}
catch(FileNotFoundException e) {
System.out.println("File not found.");
loadMaze();
}
}
// Method to solve the maze
public void solveMaze(char[][] maze) {
ArrayList<Integer> exitRows = new ArrayList<Integer>();
ArrayList<Integer> exitCols = new ArrayList<Integer>();
boolean[][] visited = new boolean[numRows][numCols];
// Call recursive method to explore the maze
exploreMaze(startRow, startCol, visited, maze, exitRows, exitCols);
// Print number of exits found
System.out.println("Number of exits found: " + exitRows.size());
// Print positions of exits
for (int i = 0; i < exitRows.size(); i++) {
System.out.println("Exit found at: (" + exitRows.get(i) + ", " + exitCols.get(i) + ")");
}
}
public void exploreMaze(int row, int col, boolean[][] visited, char[][] maze, ArrayList<Integer>
exitRows, ArrayList<Integer> exitCols) { // Recursive method to explore the maze
if (row < 0 || col < 0 || row >= numRows || col >= numCols || visited[row][col]) { // Base case: if
current position is out of bounds or already visited
return;
}
// Base case: if current position is an exit
if (maze[row][col] == 'E'){
exitRows.add(row);
exitCols.add(col);
return;
}

3. // Mark current position as visited
visited[row][col] = true;
exploreMaze(row-1, col, visited, maze,exitRows, exitCols); // up
exploreMaze(row, col+1, visited, maze,exitRows, exitCols); // right
exploreMaze(row+1, col, visited, maze,exitRows, exitCols); // down
exploreMaze(row, col-1, visited, maze,exitRows, exitCols); // left
// Recursively explore neighboring positions
}
}