050期：((02,04,05,06,10,14,17,18,19,21,22,29,31,39,40,48))开：40中中中
051期：((02,04,11,13,14,15,16,19,22,26,28,31,36,37,40,46))开：28中中中
052期：((03,06,10,12,14,15,16,18,22,24,30,31,32,40,44,47))开：22中中中
053期：((03,08,15,22,24,26,31,32,34,35,43,44,45,46,48,49))开：==？