337期：（（04,05,07,09,10,21,26,31,35,36,39,40,41,44,47,49））开：09中中中
338期：（（01,03,10,11,12,13,21,23,24,28,33,39,43,44,45,49））开：08错错错
339期：（（06,07,08,09,13,16,19,30,32,34,38,41,42,43,48,49））开：48中中中
340期：（（07,09,11,13,14,21,22,24,27,30,33,34,39,40,45,47））开：中？