236期：((02,03,04,05,08,10,12,15,17,20,27,33,41,42,45,46))开：03准
237期：((02,04,09,10,12,16,18,21,23,26,32,35,36,40,44,47))开：06错
238期：((03,05,11,18,21,23,27,28,31,32,34,37,38,39,42,49))开：18准
239期：((01,08,09,13,22,23,24,26,27,28,29,34,35,36,43,45))开：31错
240期：((03,07,09,11,20,21,23,24,25,26,30,32,34,42,45,47))开：==？
