297期：阴阳肖≤≤01,03,04,07,10,14,15,17,18,20,21,22,23,24,25,27,33,35,36,41,44,45,46,48≥≥开：45对
298期：阴阳肖≤≤02,07,09,10,11,14,17,18,20,26,27,28,30,31,32,34,35,37,39,41,42,45,48,49≥≥开：12错
299期：阴阳肖≤≤01,04,06,09,15,17,21,22,23,25,27,31,32,34,35,37,38,43,44,45,46,47,48,49≥≥开：21对
300期：阴阳肖≤≤01,02,06,07,08,11,13,16,19,21,22,23,25,26,27,29,30,34,39,41,42,47,48,49≥≥开：43错
301期：阴阳肖≤≤03,04,06,07,09,11,13,14,15,16,17,19,22,27,28,31,32,36,37,38,40,41,42,44≥≥开：88