240期：（（01,02,06,09,11,13,18,21,25,29,36,37,42,45,46,47））开：02中中中
241期：（（01,06,11,12,13,22,25,26,28,30,32,33,34,35,42,48））开：26中中中
242期：（（04,07,08,10,14,20,23,27,28,33,39,40,43,44,45,49））开：15错错错
243期：（（03,07,08,09,10,11,13,15,20,24,31,36,40,42,45,49））开：中？
