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//Name -//Date -//Lab  -import java.io.File;import java.io.IOException;import java.util.Scanner;import static java.lang.System.*;class Maze{   private int[][] maze;   private boolean exitFound;	public Maze()	{		exitFound = false;		maze = new int[0][0];	}	public Maze(int[][] m)	{		exitFound=false;		maze = new int[m.length][m[0].length];		for(int r= 0; r<maze.length; r++)		{			for(int c =0; c<maze[r].length; c++)			{				maze[r][c]=m[r][c];			}		}	}	public void checkForExitPath(int r, int c)	{  			if(r >= 0 && r < maze.length && c >= 0 && c < maze.length)  				if(maze[r][c]==1)  					{   						maze[r][c] = 2;   						if(isOutOfBounds(r,c))   							exitFound=true;   						else   						{	   							checkForExitPath(r-1, c);   							checkForExitPath(r+1, c);   							checkForExitPath(r, c-1);   							checkForExitPath(r, c+1);   						}  					}	}		public boolean isOutOfBounds(int r, int c)	{		if((r+1>=maze.length) || (c+1>=maze.length))			return true;		return false;	}	public String toString()	{		String output="";		return output;	}}public class Lab09g{	public static void main( String args[] ) throws IOException	{		Scanner file = new Scanner(new File("lab09g.dat"));		while(file.hasNextLine())		{			int rc = file.nextInt();			int[][] maze2 = new int[rc][rc];			file.nextLine();			Maze test = new Maze(maze2);			test.checkForExitPath(0,0);			out.println(test);		}	}}