function count = doBorders(piece, l, w)
global newCount

if piece(1, 1) == 0
    if piece(1, 2) || piece(2, 1)
        newPiece = piece;
        newPiece(1, 1) = 1;
        tryPiece(newPiece);
    end
end
if piece(1, w) == 0
    if piece(1, w - 1) || piece(2, w)
        newPiece = piece;
        newPiece(1, w) = 1;
        tryPiece(newPiece);
    end
end
if piece(l, 1) == 0
    if piece(l, 2) || piece(l - 1, 1)
        newPiece = piece;
        newPiece(l, 1) = 1;
        tryPiece(newPiece);
    end
end
if piece(l, w) == 0
    if piece(l, w - 1) || piece(l - 1, w)
        newPiece = piece;
        newPiece(l, w) = 1;
        tryPiece(newPiece);
    end
end

count = newCount;