189期：大围：03,04,07,08,09,13,15,16,17,18,19,21,22,23,24,26,29,38,40,41,44,46,47,49（共半数）开15准
190期：大围：04,06,07,12,13,15,16,17,18,21,22,26,30,31,36,37,39,41,42,43,45,46,48,49（共半数）开16准
191期：大围：01,03,04,05,10,11,12,14,15,17,19,20,22,24,25,26,27,29,30,33,34,39,40,43（共半数）开？？√【？中？】