268期杀=02,06,11,15,25,29,33,42,45,48=开22准
269期杀=01,13,16,24,32,39,42,44,45,46=开11准
270期杀=04,05,07,14,15,32,34,46,47,49=开42准
271期杀=01,05,09,10,29,30,34,41,45,47=开40准
272期杀=04,23,26,29,36,39,44,46,47,49=开30准
273期杀=03,09,11,14,21,24,27,43,45,47=开41准
274期杀=03,07,09,13,14,26,28,31,32,39=开