300期： 24码（02,03,04,05,07,08,09,10,12,13,16,20,21,24,25,30,31,33,35,37,40,42,43,49）开？40准
301期： 24码（02,03,04,05,06,09,12,13,15,16,19,20,21,22,24,26,28,29,32,35,38,40,43,46）开？05准
302期： 24码（03,07,10,12,15,17,19,20,21,22,24,25,26,28,29,30,31,33,34,36,43,45,48,49）开？00