import java.util.*;

public class VacuumRobot
{
    // instructions

    public static final String LEFT_COMMAND = "L";
    public static final String RIGHT_COMMAND = "R";
    public static final String NEW_LINE = "\n";

    public VacuumRobot (String[] scannedLines, boolean debug)
    {
        _thePath = new Vector<Cell>();
        _debug = debug;

        convertToPath(scannedLines);
    }

    private void convertToPath (String[] scannedLines)
    {

    }

    private Vector<Cell> _thePath;
    private boolean _debug;
}
@@ -435,28 +435,534 @@
 g%5B%5D 
-scannedLines)%0A    %7B%0A
+lines)%0A    %7B%0A        int lineLength = lines%5B0%5D.length(); // all lines are the same length%0A%0A        for (int y = 0; y %3C lines.length -1; y++)%0A        %7B%0A            for (int x = 0; x %3C lineLength; x++)%0A            %7B%0A                boolean isScaffold = (lines%5By%5D.charAt(x) == Scaffold.SCAFFOLDING_CHAR);%0A                Cell theCell = new Cell(new Coordinate(x, y), isScaffold, _debug);%0A%0A                if (_debug)%0A                    System.out.println(theCell);%0A%0A                _thePath.add(theCell);%0A            %7D%0A        %7D
 %0A   

Update VacuumRobot.java