317期：→№←【01,06,09,11,12,16,17,19,21,24,25,30,33,34,35,36,38,40,41,42,43,44,46,47】开：24对
318期：→№←【02,03,04,07,10,11,12,14,17,19,21,22,24,26,27,28,32,33,35,36,37,43,48,49】开：08错
319期：→№←【01,02,03,04,05,09,10,11,13,19,20,21,23,27,28,31,34,35,37,40,43,44,46,47】开：05对
320期：→№←【02,08,09,10,12,13,14,15,16,17,21,22,23,24,25,31,32,33,34,41,42,43,45,46】开：42对
321期：→№←【01,03,04,08,09,10,13,16,20,21,23,27,29,30,31,33,34,36,38,39,40,44,46,49】开：**