歌曲编号	时长	难度1	难度2	难度3	奖励watcher列表
1	97	1	2	3	15072001,15072002,15072003
2	89	4	5	6	15072004,15072005,15072006
3	88	7	8	9	15072007,15072008,15072009
4	63	10	11	12	15072010,15072011,15072012
5	88	13	14	15	15072013,15072014,15072015
6	91	16	17	18	15072016,15072017,15072018
7	83	19	20	21	15072019,15072020,15072021