018期：一点点<<01,03,05,06,07,13,14,15,16,17,18,23,28,29,30,34,38,39,40,42,44,45,46,49>>开：23中
019期：一点点<<02,03,06,08,09,10,13,15,16,17,18,23,26,29,31,34,36,37,39,41,42,46,47,49>>开：27XX
020期：一点点<<02,03,04,05,06,09,10,11,12,17,20,21,22,23,25,26,29,34,35,36,38,40,42,46>>开：88