/* ECP: FILEname=fig14_15.cpp */ /* 1*/ long int /* 2*/ Date::operator - ( const Date & Right ) const /* 3*/ { /* 4*/ return TotalDays - Right.TotalDays; /* 5*/ } /* 1*/ int /* 2*/ Date::operator < ( const Date & Right ) const /* 3*/ { /* 4*/ return TotalDays < Right.TotalDays; /* 5*/ }