170期：{{04,09,11,12,21,22,23,24,26,27,29,32,33,36,39,43}}开：33对了
171期：{{02,03,05,10,16,17,26,36,37,41,43,44,45,46,48,49}}开：47X
172期：{{04,06,08,10,11,13,18,19,20,21,25,28,34,38,40,49}}开：36X
173期：{{02,08,12,13,23,24,28,29,35,36,37,38,42,44,45,47}}开：38对了
174期：{{04,13,14,15,18,20,23,24,27,28,30,32,39,41,45,48}}开：39对了
175期：{{01,06,09,15,16,18,26,28,29,34,37,38,41,45,47,49}}开：00