/in/foo.cc: In constructor 'Package::Package(Person, Person, double, double)':
/in/foo.cc:36:9: warning: 'Package::recip' will be initialized after [-Wreorder]
  Person recip;
         ^~~~~
/in/foo.cc:33:9: warning:   'double Package::weight' [-Wreorder]
  double weight;
         ^~~~~~
/in/foo.cc:84:1: warning:   when initialized here [-Wreorder]
 Package::Package(Person a,Person b,double w, double p) 
 ^~~~~~~