268期：((05,08,09,16,23,25,27,29,31,32,36,37,39,40,41,47))开：32准
269期：((02,03,05,13,14,15,17,21,22,24,27,31,42,43,45,48))开：37错
270期：((04,09,11,16,17,20,22,26,28,29,30,31,38,44,45,48))开：44准
271期：((01,02,03,04,07,20,22,24,27,31,32,36,40,44,46,49))开：26错
272期：((01,02,04,05,10,13,14,16,22,23,28,30,32,34,46,47))开：23准
273期：((02,04,07,08,12,15,20,23,26,32,33,35,37,39,47,48))开：==？