13 Loci(string chr, unsigned int pos);
15 Loci& operator=(const Loci& l);
17 bool operator==(const Loci& a) const;
18 bool operator<(const Loci& a) const;
19 bool operator<=(const Loci& a) const;
20 bool operator>=(const Loci& a) const;
21 bool operator>(const Loci& a) const;