1r 1v 2r 2v 3r 3v 4r 4v 5r 5v 6r 6v 7r 7v 8r 8v 9r 9v 10r 10v 11r 11v 12r 12v 13r 13v 14r 14v 15r 15v 16r 16v 17r 17v 18r 18v 19r 19v 20r 20v 21r 21v 22r 22v 23r 23v 24r 24v 25r 25v 26r 26v 27r 27v 28r 28v 29r 29v 30r 30v 31r 31v 32r 32v 33r 33v 34r 34v 35r 35v 36r