300期：{{02,06,07,11,16,17,19,24,25,31,34,38,41,42,44,48}}开：16准
301期：{{01,02,05,07,12,14,21,22,27,29,31,33,34,37,40,41}}开：18错
302期：{{10,19,21,23,25,27,28,30,32,33,38,39,42,46,47,49}}开：06错
303期：{{02,03,05,06,07,08,11,13,15,20,21,28,33,34,46,49}}开：33准
304期：{{06,11,13,14,16,23,24,31,34,35,36,39,40,41,42,44}}开：00