bool isValidGroup(string, vector<string>);
int eliminateZeroOTUS(vector<SharedRAbundVector*>&);
int ListGroupSameSeqs(vector<string>&, SharedListVector*);
bool isValidGroup(string, vector<string>);
int eliminateZeroOTUS(vector<SharedRAbundVector*>&);
int ListGroupSameSeqs(vector<string>&, SharedListVector*);