69       std::istream&  
read(std::istream &s);
    74       std::ostream& 
print(std::ostream& s) 
const;
 class Sequence::Seq, an abstract base class for Sequences 
 
std::ostream & print(std::ostream &s) const
 
Abstract interface to sequence objects. 
 
The namespace in which this library resides. 
 
std::istream & read(std::istream &s)