277期：＜24码＞（01,02,04,10,11,13,14,16,19,20,21,23,24,25,26,30,32,33,36,37,40,41,48,49）开：11对
278期：＜24码＞（02,04,07,10,14,15,16,18,19,20,21,24,25,26,28,29,32,33,34,35,40,41,46,47）开：02对
279期：＜24码＞（01,02,03,04,07,13,14,15,16,17,18,20,23,25,26,29,31,33,34,35,36,41,44,46）开：00