254期：((02,04,05,07,08,14,21,23,24,25,27,29,35,40,41,48))开：02准
255期：((02,03,04,07,10,15,24,30,31,33,39,40,42,43,44,49))开：44准
256期：((02,06,08,15,16,18,20,27,30,31,32,33,40,45,46,49))开：01错
257期：((03,04,07,08,13,18,20,22,30,32,36,38,42,44,45,47))开：07准
258期：((05,07,09,10,11,13,14,18,19,26,27,29,32,35,38,39))开：46错
259期：((01,07,08,11,15,21,22,28,30,32,33,34,37,46,48,49))开：22准
260期：((05,10,11,12,13,14,16,20,36,37,38,39,40,43,44,45))开：20准
7----------5
261期：((03,04,14,18,20,21,24,26,29,31,37,40,41,42,48,49))开：24准