226期:半数【《01,03,04,05,07,09,11,13,14,17,19,24,25,27,28,29,30,31,32,36,43,46,47,48》】开:17准
227期:半数【《01,02,05,06,07,10,11,12,14,18,22,24,25,28,29,32,34,37,38,41,43,44,47,48》】开:16错
228期:半数【《02,03,04,06,08,09,12,13,14,15,17,18,21,23,26,27,29,30,34,35,36,38,42,46》】开:23准
229期:半数【《01,02,04,05,08,09,10,11,12,19,21,22,24,27,28,30,32,34,36,39,42,43,44,49》】开:？？？？