Exercise $5\mathrm{.}2$ Use operator overloading to overload $==($in classes where necessary$)$ such that every time you run the program, it will tell you whether the two loans are the same, i$.$e$.$ ID$,$ amount, rate, and term are the same for both. Call you new program ex$52.$cpp$.//$ P$84.$cpp $-$ This program is a driver written to demonstrate how we can use a

$//$ class inside another one.

#include

using namespace std;

class ID

$\{$

public:

ID$()$;

ID$($int$,$ int, int$)$;

void display$()$;

private:

int left;

int middle;

int right;

$\}$;

class Loan $//$ Loan is called structure tag

$\{$

public:

Loan$()$;

Loan$($ID id$,$ float amount, float rate, int term$)$;

void set$()$;

float payment$()$;

void display$()$;

private:

ID id; $//$ assume an unique integer between $1111-9999$

float amount; $//$ $ amount of the loan

float rate; $//$ annual interest rate

int term; $//$ number of months, length of the loan

$\}$;

int main$()$

$\{$

Loan loan$1($ID$(111,22,4444),2300,5\mathrm{.}5,48)$; $//$ initialize to values given

Loan loan$2$;

cout $<<$ "Display loan$1$

$"$;

loan$1.$display$()$;

loan$2.$set$()$; $//$ set the values

cout $<<$ "Display loan$2$

$"$;

loan$2.$display$()$;

return $0$;

$\}$

ID::ID$()$

$\{$

$//$ use default values

$\}$

ID::ID$($int l$,$ int m$,$ int r$)$

$\{$

left $=$ l;

middle $=$ m;

right $=$ r;

$\}$

void ID::display$()$

$\{$

cout $<<$ left $<<"-"<<$ middle $<<"-"<<$ right $<<$ endl;

$\}$

Loan::Loan$()$

$\{$

$\}$

Loan::Loan$($ID I, float am$,$ float rt$,$ int trm$)$

$\{$

id $=$ I;

amount $=$ am;

rate $=$ rt;

term $=$ trm;

$\}$

void Loan::set$()$

$\{$

int l$,$ m$,$ r;

ID temp$\_$id;

$//$ Initialize the loan$1$ object

cout $<<$ "Enter the left part of the loan ID

$"$;

cin $>>$ l;

cout $<<$ "Enter the middle part of the loan ID

$"$;

cin $>>$ m;

cout $<<$ "Enter the right part of the loan ID

$"$;

cin $>>$ r;

id $=$ ID$($l$,$ m$,$ r$)$;

cout $<<$ "Enter the amount of this loan

$"$;

cin $>>$ amount;

cout $<<$ "Enter the annual interest rate of this loan $($in $\%)$

$"$;

cin $>>$ rate;

cout $<<$ "Enter the term $($number of months, length of the loan$)$

$"$;

cin $>>$ term;

$\}$

void Loan::display$()$

$\{$

id$.$display$()$;

cout $<<$ amount $<<$ endl;

cout $<<$ rate $<<$ endl;

cout $<<$ term $<<$ endl;

$\}$