path=srdata
sum=3

1 xxyy2s02a01.srd xxyy2s02a02.srd xxyy2s02a03.srd
2 xxyy2s02b01.srd xxyy2s02b02.srd xxyy2s02b03.srd xxyy2s02b05.srd xxyy2s02b06.srd xxyy2s02b07.srd xxyy2s02b08.srd xxyy2s02b09.srd
3 xxyy2s02c01.srd xxyy2s02c02.srd xxyy2s02c03.srd xxyy2s02c04.srd xxyy2s02c05.srd xxyy2s02c06.srd xxyy2s02c07.srd xxyy2s02c08.srd