018期：01,03,04,05,07,09,10,11,12,13,15,16,17,19,21,22,23,24,25,27,28,29,31,33,34,35,36,37,39,40,41,43,45,46,47,48,49,开31 中
019期：01,02,06,07,08,09,10,11,12,13,14,18,19,20,21,22,23,24,25,26,30,31,32,33,34,35,36,37,38,42,43,44,45,46,47,48,49,开40 错
020期：01,02,04,06,08,09,10,11,12,13,14,16,18,20,21,22,23,24,25,26,28,30,32,33,34,35,36,37,38,40,42,44,45,46,47,48,49,开？ 中