170期01,02,03,04,05,16,17,18,19,20,21,22,23,24,25,27,30,31,32,34,35,39,40,41,42,43,46,47,48,49,（共30个）开49对
171期02,03,04,05,06,07,10,12,13,14,24,25,26,27,29,32,33,34,35,36,37,40,41,42,43,45,46,47,48,49,（共30个）开49对
172期01,02,03,04,05,07,08,09,12,13,14,15,16,17,20,23,24,25,29,30,31,32,33,34,35,36,37,38,39,42,（共30个）开34对
173期01,04,05,06,07,08,09,10,11,12,13,14,15,18,19,20,22,23,26,27,28,29,30,31,34,35,43,45,48,49,（共30个）开01对
174期01,03,06,07,08,09,10,11,14,15,16,17,18,19,22,23,25,26,27,36,37,39,40,41,44,45,46,47,48,49,（共30个）开42错
175期02,08,09,10,11,12,13,14,15,17,18,19,22,23,24,25,26,29,30,31,34,35,39,40,41,42,43,46,47,49,（共30个）开？