254期：((03,04,05,06,12,17,19,22,27,33,34,35,38,40,43,47))开：17OK
255期：((02,03,04,07,12,17,18,23,25,30,31,39,41,44,45,48))开：42x
256期：((04,07,14,15,16,21,23,24,26,27,28,36,38,40,45,48))开：48OK
257期：((03,08,11,15,16,22,26,28,29,36,39,40,42,47,48,49))开：28OK
258期：((03,05,17,18,21,23,25,26,30,32,36,41,42,43,47,49))开：38x
259期：((01,05,09,11,15,19,21,25,26,28,29,33,35,38,41,44))开：//