int function ( ) { return this . numberOfColumns ; }
get the number of column of current board concode_field_sep int DEFAULT_NUMBER_OF_COLUMNS concode_elem_sep int numberOfLines concode_elem_sep int numberOfColumns concode_elem_sep int DEFAULT_NUMBER_OF_LINES concode_elem_sep Square[][] board concode_field_sep void changeSelectedSquare concode_elem_sep int getNumberOfLines concode_elem_sep boolean isPositionAvailable concode_elem_sep String toString concode_elem_sep boolean allIsOff