340期：〓(02,05,06,07,10,12,13,14,16,17,22,25,26,29,30,31,32,39,41,43,44,45,48,49)〓→开:16准
341期：〓(01,03,07,08,09,10,11,12,13,17,18,22,24,25,26,28,30,34,35,40,44,46,47,48)〓→开:06错
342期：〓(02,03,04,05,06,07,08,11,15,17,18,24,25,26,27,28,29,31,32,36,38,40,44,45)〓→开:??←