#ifndef $\_\_$ICS$46\_$LL$\_$STACK$\_$HPP

#define $\_\_$ICS$46\_$LL$\_$STACK$\_$HPP

#include

#include

#include

namespace shindler::ics$46$::project$0\{$

class StackEmptyException : public std::runtime$\_$error $\{$

public:

explicit StackEmptyException$($const std::string& err$)$

: std::runtime$\_$error$($err$)\{\}$

$\}$;

struct Node

$\{$

int data;

Node $*$next;

$\}$;

$//$ This is the LinkedListStack class you will be implementing for this project.

$//$ Remember to see the write$-$up for more details!

template

class LinkedListStack $\{$

private:

$//$ fill in private member data here

Node $*$head;

Node $*$tail;

int linkedSize;

public:

$//$ constructor

LinkedListStack$()$;

$//$ copy constructor $($remember$,$ deep copy!$)$

LinkedListStack$($const LinkedListStack& stackb$)$;

$//$ assignment operator $($remember$,$ deep copy!$)$

LinkedListStack& operator$=($const LinkedListStack& stackb$)$;

$//$ You do not need to implement these

LinkedListStack$($LinkedListStack&&$)=$ delete;

LinkedListStack& operator$=($LinkedListStack&&$)=$ delete;

$//$ destructor

~LinkedListStack$()$;

$[[$nodiscard$]]$ size$\_$t size$()$ const noexcept;

$[[$nodiscard$]]$ bool empty$()$ const noexcept;

$//$ We have two top$()$ functions. The first gets called if your

$//$ LinkedListStack is not a const, while the latter gets called on a const

$//$ LinkedListStack $($the latter might occur via const reference parameter,

$//$ for instance$).$ Be sure to test both! It is important when testing to

$//$ ensure that EVERY funtion gets called and tested!

$[[$nodiscard$]]$ T& top$()$;

$[[$nodiscard$]]$ const T& top$()$ const;

void push$($const T& elem$)$ noexcept;

void pop$()$;

$\}$;

template

LinkedListStack::LinkedListStack$()$ : head$($nullptr$),$ tail$($nullptr$),$ linkedSize$(0)\{$

$//$ TODO: Fill in your constructor implementation here.

$//$ done using default member initialization

$\}$

template

LinkedListStack::LinkedListStack$($const LinkedListStack& stackb$)$ : head$($nullptr$),$ tail$($nullptr$),$ linkedSize$(0)\{$

$//$ TODO: Fill in your copy constructor implementation here.

Node$*$ temp $=$ stackb.head;

if $($stackb$.$head $==$ nullptr$)\{$

head $=$ nullptr;

$\}$

else $\{$

while$($temp$->$next $!=$ nullptr$)\{$

push$($temp$->$data$)$;

temp $=$ temp$->$next;

$\}$

$\}$

$\}$

template

LinkedListStack& LinkedListStack::operator$=($

const LinkedListStack& stackb$)\{$

$//$ TODO: Fill in your assignment operator implementation here.

$//$clear the existing content of the stack

if$($this $!=$ &stackb$)\{$

while$(!$empty$())\{$

pop$()$;

$\}$

$//$copy content from stackb

Node$*$ temp $=$ stackb.head;

while$($temp$->$next $!=$ nullptr$)\{$

push$($temp$->$data$)$;

temp $=$ temp$->$next;

$\}$

$\}$

return $*$this; $//$ Stub so this function compiles without implementation.

$\}$

template

LinkedListStack::~LinkedListStack$()\{$

$//$ TODO: Fill in your destructor implementation here.

while$(!$empty$())$

$\{$

pop$()$;

$\}$

$\}$

template

size$\_$t LinkedListStack::size$()$ const noexcept $\{$

$//$ TODO: Fill in your size$()$ implementation here.

return linkedSize;

$\}$

template

bool LinkedListStack::empty$()$ const noexcept $\{$

$//$ TODO: Fill in your isEmpty$()$ implementation here.

bool check $=$ false;

if$($head $==$ nullptr$)\{$

check $=$ true;

return check;

$\}$

if $($linkedSize $==0)\{$

check $=$ true;

return check;

$\}$

return check;

$\}$

template

T& LinkedListStack::top$()\{$

$//$ TODO: Fill in your top$()$ implementation here.

$//$ The following is a stub just to get the template project to compile.

$//$ You should delete it for your implementation.

if$($head$)\{$

return head$->$data;

$\}$

$\}$

template

const T& LinkedListStack::top$()$ const $\{$

$//$ TODO: Fill in your const top$()$ implementation here.

$//$ The following is a stub just to get the template project to compile.

$//$ You should delete it for your implementation.

if $($head$)\{$

return head$->$data;

$\}$

$\}$

template

void LinkedListStack::push$($const T& elem$)$ noexcept $\{$

$//$ TODO: Fill in your push$()$ implementation here.

$//$ create a new list node

Node$*$ newNode $=$ new Node;

$//$ assign data with the new node

newNode$->$next $=$ nullptr;

newNode$->$data $=$ elem;

$//$add the node to the top of the linked list

$//$ update head to new node

head $=$ newNode;

linkedSize$++$;

$\}$

template

void LinkedListStack::pop$()\{$

$//$ TODO: Fill in your pop$()$ implementation here.

if $($head$)\{$

$//$ assign local variable with head node data

Node$*$ temp $=$ head;

head $=$ head$->$next;

$//$ remove head node

delete temp;

$//$decrement size variable

linkedSize$--$;

$\}$

$\}$

$\}//$ namespace shindler::ics$46$::proje