337期：→№←【02,04,07,08,13,14,15,17,22,23,24,25,30,34,36,37,38,39,41,43,45,46,47,49】开：47对
338期：→№←【02,04,05,06,09,13,14,16,17,19,24,25,27,28,31,32,34,36,38,40,41,44,45,48】开：36对
339期：→№←【03,05,08,11,13,14,16,18,19,22,23,24,26,27,29,31,32,35,36,40,41,42,43,49】开：**
