I will paste two files, PlusMember.cpp$,$ and PremiumMember.cpp$.$ The CalculateYEarlyFee function in PremiumMember is inheriting from PlusMember. However, in PlusMember, the function calculates the yearly fee with a discount applied. In PremiumMember, I need it to calculate the yearly fee with the discount and savings$\_$ applied, but I need it to calculate the savings perecentage from the original yearly fee price, not the price with the discount included. EXAMPLE$($if YearlyFee is $300,$discount$\_$ is $25\%$ and savings$\_$ is $3\%,$ I need the $3\%$ of savings to be calculated from $300,$ not the $225$ which is $300-25\%($discount$\_)).$ PlusMember.cpp: #include "PlusMember.h$"$

using namespace std;

PlusMember::PlusMember$($const std::string& first$\_$name, const std::string& last$\_$name, const std::string& phone, double fee, double discount$)$

: BasicMember$($first$\_$name, last$\_$name, phone, fee$),$ discount$\_($discount$)\{\}$

$//$Getters

double PlusMember::GetDiscount$()$ const $\{$

return discount$\_$;

$\}$

$//$Setters

void PlusMember::SetDiscount$($double discount$)\{$

if $($discount $<=0\mathrm{.}0)\{$

discount$\_=0\mathrm{.}0$;

$\}$ else $\{$

discount$\_=$ discount;

$\}$

$\}$

double PlusMember::CalculateYearlyFee$()$ const $\{$

double yearlyFee $=$ BasicMember::CalculateYearlyFee$()$;

yearlyFee $-=$ yearlyFee $*$ discount$\_$;

return yearlyFee;

$\}$

void PlusMember::Display$($std::ostream& os$)$ const $\{$

const int nameWidth $=20$;

const int phoneWidth $=15$;

const int feeWidth $=10$;

const int discountWidth $=10$;

os $<<$ std::setw$($nameWidth$)<<$ GetFirstName$()+""+$ GetLastName$()$

$<<$ std::setw$($phoneWidth$)<<$ GetPhone$()$

$<<$ std::setw$($feeWidth$)<<$ std::fixed $<<$ std::setprecision$(2)<<$ GetFee$()$

$<<$ std::setw$($discountWidth$)<<$ std::fixed $<<$ std::setprecision$(2)<<$ GetDiscount$()<<"\%"$;

$\}$