277期【05,27,35,20,25,26,28,32,34,39,42,45,49,01,06,11,24,31,33,37,38,40,44,46】开05对
278期【21,22,45,48,26,30,34,35,41,04,05,10,18,19,23,25,27,28,29,32,33,36,39,42】开35对
279期【29,44,18,21,22,26,28,35,40,41,47,03,11,14,16,19,24,25,30,32,33,34,36,45】开22对
280期【41,06,27,29,31,34,35,37,39,43,44,45,46,48,49,05,11,14,19,22,23,24,28,32】开00对