path=srdata
sum=3

1 xxyy2s07a01.srd xxyy2s07a02.srd xxyy2s07a03.srd xxyy2s07a04.srd
2 xxyy2s07b01.srd xxyy2s07b02.srd xxyy2s07b03.srd xxyy2s07b04.srd xxyy2s07b05.srd xxyy2s07b06.srd xxyy2s07b07.srd xxyy2s07b08.srd xxyy2s07b09.srd
3 xxyy2s07c01.srd xxyy2s07c02.srd xxyy2s07c03.srd xxyy2s07c04.srd xxyy2s07c08.srd