299期特围（{04,06,08,09,14,15,17,20,21,22,24,25,26,27,34,36,37,39,40,41,43,45,47,48}）开21准
300期特围（{02,03,04,08,10,13,14,17,18,20,22,24,26,30,32,35,37,39,42,44,46,47,48,49}）开46准
301期特围（{02,03,04,05,06,08,11,12,14,15,19,20,24,28,30,32,34,36,38,40,41,43,44,47}）开16错
302期特围（{02,05,06,08,10,13,14,17,19,21,23,26,28,36,37,39,40,41,42,43,44,47,48,49}）开24错
303期特围（{04,06,07,08,10,13,16,18,19,21,22,23,26,27,28,29,30,31,33,34,38,41,43,47}）开？中