bool operator==(const Name_pairs& aa, const Name_pairs& bb)
{
//sort first
Name_pairs a = aa;
a.sort();
Name_pairs b = bb;
b.sort();
//then compare, so Name_pairs is unordered;
//check the length
if (a.get_name().size() != b.get_name().size()){
return false;
}
//check the elements each
for (size_t i = 0; i < a.get_name().size(); ++i){
if (a.get_name()[i] != b.get_name()[i]){
return false;
}
if (a.get_ages()[i] != b.get_ages()[i]){
return false;
}
}
return true;
}
