257期：((02,03,04,05,06,09,15,18,19,26,28,30,38,43,45,46))开：28准
258期：((02,06,09,19,20,25,26,28,32,34,36,38,40,41,44,48))开：38准
259期：((01,03,04,07,10,14,16,19,22,28,29,36,38,41,44,46))开：47错
260期：((02,04,08,09,11,12,13,15,20,23,28,30,35,36,42,46))开：03错
261期：((01,08,10,11,12,23,24,25,33,34,40,41,44,46,48,49))开：==？