Add two numbers represented by stack

Here given code implementation process.

/*
    C Program 
    Add two numbers represented by stack
*/
#include <stdio.h>
#include <stdlib.h>

// Define stack node
struct StackNode
{
    int element;
    struct StackNode *next;
};
// Define a custom stack
struct MyStack
{
    struct StackNode *top;
    int size;
};

struct MyStack *newStack()
{
    //Make a stack
    struct MyStack *stack = (struct MyStack *) malloc(sizeof(struct MyStack));
    if (stack != NULL)
    {
        //Set node values
        stack->top = NULL;
        stack->size = 0;
    }
    else
    {
        printf("\nMemory overflow when create new stack\n");
    }
}
// Returns the status of empty or non empty stacks
int isEmpty(struct MyStack *stack)
{
    if (stack->size > 0 && stack->top != NULL)
    {
        return 0;
    }
    else
    {
        return 1;
    }
}
// Add node at the top of stack
void push(struct MyStack *stack, int element)
{

    // Make a new node
    struct StackNode *node = (struct StackNode *) malloc(sizeof(struct StackNode));
    
    if (node == NULL)
    {
        printf("\nMemory overflow when create new stack Node \n");
    }
    else
    {
        node->element = element;
        node->next    = stack->top;
    }

    // Add stack element
    stack->top = node;
    stack->size++;
}
// return top element of stack
int peek(struct MyStack *stack)
{
    return stack->top->element;
}
// Remove top element of stack
void pop(struct MyStack *stack)
{
    if (isEmpty(stack) == 0)
    {
        struct StackNode *temp = stack->top;
        // Change top element of stack
        stack->top = temp->next;
        // remove previous top
        free(temp);
        temp = NULL;
        stack->size--;
    }
}
// Perform of addition of two numbers in stack
void addNumber(struct MyStack*s1,struct MyStack*s2)
{
    // This is backup stack
    struct MyStack *result = newStack();

    int remainder = 0;

    int sum = 0;

    while(isEmpty(s1)==0 || isEmpty(s2) == 0)
    {

        if(isEmpty(s1)==0 && isEmpty(s2) == 0)
        {
            // When both stack element exists
            sum = remainder + peek(s1) + peek(s2);
            pop(s1);
            pop(s2);

           
        }
        else
        {
            if(isEmpty(s1)==0 )
            {
                // When s1 element exists
                sum = remainder + peek(s1);
                pop(s1);
            }
            else
            {
                 // When s2 element exists
                sum = remainder + peek(s2);
                pop(s2);
            }

        }
        // Add sum into stack
        push(result,sum % 10);

        remainder = sum / 10;
    }
    // When remainder value exists
    while(remainder > 0)
    {
        push(result,remainder % 10);

        remainder = remainder / 10;
    }

    // Put result into stack s1
    while(isEmpty(result)==0)
    {
        push(s1,peek(result));

        pop(result);
    }
    
}
// Print stack elements in reverse order
void printData(struct MyStack *s)
{
    if(isEmpty(s)==1)
    {
        return;
    }
    int data = peek(s);
    pop(s);
    printData(s);
    printf("  %d", data);
    push(s,data);
  
   
}
// Handle request to print stack elements
void printStack(struct MyStack*s1,struct MyStack*s2)
{
    printf("\n Stack 1 \n");
    printData(s1);
    printf("\n Stack 2 \n");
    printData(s2);
}
int main()
{   
    // Create two empty stack
    struct MyStack*s1 = newStack();
    struct MyStack*s2 = newStack();

    // First stack
    push(s1,9);
    push(s1,8);
    push(s1,9);
    
    // Second stack
    push(s2,4);
    push(s2,2);
    push(s2,8);

    printStack(s1,s2);
    addNumber(s1,s2);
    printf("\n Result \n");
    printData(s1);
    printf("\n");

    return 0;
}

Output

 Stack 1
  9  8  9
 Stack 2
  4  2  8
 Result
  1  4  1  7
/*
   Java Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode
{
	public int element;
	public StackNode next;
	public StackNode(int element, StackNode top)
	{
		this.element = element;
		this.next = top;
	}
}
// Define a custom stack
class MyStack
{
	public StackNode top;
	public int size;
	public MyStack()
	{
		//Set node values
		this.top = null;
		this.size = 0;
	}
	// Add node at the top of stack
	public void push(int element)
	{
		this.top = new StackNode(element, this.top);
		this.size++;
	}
	public boolean isEmpty()
	{
		if (this.size > 0 && this.top != null)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	public void pop()
	{
		if (this.size > 0 && this.top != null)
		{
			StackNode temp = this.top;
			// Change top element of stack
			this.top = temp.next;
			// remove previous top
			temp = null;
			this.size--;
		}
	}
	// return top element of stack
	public int peek()
	{
		if (this.top == null)
		{
			return -1;
		}
		return this.top.element;
	}
}
public class Summation
{
	// Perform of addition of two numbers in stack
	public void addNumber(MyStack s1, MyStack s2)
	{
		// This is backup stack
		MyStack result = new MyStack();
		int remainder = 0;
		int sum = 0;
		while (s1.isEmpty() == false || s2.isEmpty() == false)
		{
			if (s1.isEmpty() == false && s2.isEmpty() == false)
			{
				// When both stack element exists
				sum = remainder + s1.peek() + s2.peek();
				s1.pop();
				s2.pop();
			}
			else
			{
				if (s1.isEmpty() == false)
				{
					// When s1 element exists
					sum = remainder + s1.peek();
					s1.pop();
				}
				else
				{
					// When s2 element exists
					sum = remainder + s2.peek();
					s2.pop();
				}
			}
			// Add sum into stack
			result.push(sum % 10);
			remainder = sum / 10;
		}
		// When remainder value exists
		while (remainder > 0)
		{
			result.push(remainder % 10);
			remainder = remainder / 10;
		}
		// Put result into stack s1
		while (result.isEmpty() == false)
		{
			s1.push(result.peek());
			result.pop();
		}
	}
	// Print stack elements in reverse order
	public void printData(MyStack s)
	{
		if (s.isEmpty() == true)
		{
			return;
		}
		int data = s.peek();
		s.pop();
		printData(s);
		System.out.print(" " + data);
		s.push(data);
	}
	// Handle request to print stack elements
	public void printStack(MyStack s1, MyStack s2)
	{
		System.out.print("\n Stack 1 \n");
		printData(s1);
		System.out.print("\n Stack 2 \n");
		printData(s2);
	}
	public static void main(String[] args)
	{
		// Create two empty stack
		Summation task = new Summation();
		MyStack s1 = new MyStack();
		MyStack s2 = new MyStack();
		// First stack
		s1.push(9);
		s1.push(8);
		s1.push(9);
		// Second stack
		s2.push(4);
		s2.push(2);
		s2.push(8);
		task.printStack(s1, s2);
		task.addNumber(s1, s2);
		System.out.print("\n Result \n");
		task.printData(s1);
		System.out.print("\n");
	}
}

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7
// Include header file
#include <iostream>

using namespace std;
/*
   C++ Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode
{
	public: 
    int element;
	StackNode *next;
	StackNode(int element, StackNode *top)
	{
		this->element = element;
		this->next = top;
	}
};
// Define a custom stack
class MyStack
{
	public: StackNode *top;
	int size;
	MyStack()
	{
		//Set node values
		this->top = NULL;
		this->size = 0;
	}
	// Add node at the top of stack
	void push(int element)
	{
		this->top = new StackNode(element, this->top);
		this->size++;
	}
	bool isEmpty()
	{
		if (this->size > 0 && this->top != NULL)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	void pop()
	{
		if (this->size > 0 && this->top != NULL)
		{
			StackNode *temp = this->top;
			// Change top element of stack
			this->top = temp->next;
			// remove previous top
			temp = NULL;
			this->size--;
		}
	}
	// return top element of stack
	int peek()
	{
		if (this->top == NULL)
		{
			return -1;
		}
		return this->top->element;
	}
};
class Summation
{
	public:
		// Perform of addition of two numbers in stack
		void addNumber(MyStack *s1, MyStack *s2)
		{
			// This is backup stack
			MyStack *result = new MyStack();
			int remainder = 0;
			int sum = 0;
			while (s1->isEmpty() == false || s2->isEmpty() == false)
			{
				if (s1->isEmpty() == false && s2->isEmpty() == false)
				{
					// When both stack element exists
					sum = remainder + s1->peek() + s2->peek();
					s1->pop();
					s2->pop();
				}
				else
				{
					if (s1->isEmpty() == false)
					{
						// When s1 element exists
						sum = remainder + s1->peek();
						s1->pop();
					}
					else
					{
						// When s2 element exists
						sum = remainder + s2->peek();
						s2->pop();
					}
				}
				// Add sum into stack
				result->push(sum % 10);
				remainder = sum / 10;
			}
			// When remainder value exists
			while (remainder > 0)
			{
				result->push(remainder % 10);
				remainder = remainder / 10;
			}
			// Put result into stack s1
			while (result->isEmpty() == false)
			{
				s1->push(result->peek());
				result->pop();
			}
		}
	// Print stack elements in reverse order
	void printData(MyStack s)
	{
		if (s.isEmpty() == true)
		{
			return;
		}
		int data = s.peek();
		s.pop();
		this->printData(s);
		cout << " " << data;
		s.push(data);
	}
	// Handle request to print stack elements
	void printStack(MyStack s1, MyStack s2)
	{
		cout << "\n Stack 1 \n";
		this->printData(s1);
		cout << "\n Stack 2 \n";
		this->printData(s2);
	}
};
int main()
{
	// Create two empty stack
	Summation task = Summation();
	MyStack s1 = MyStack();
	MyStack s2 = MyStack();
	// First stack
	s1.push(9);
	s1.push(8);
	s1.push(9);
	// Second stack
	s2.push(4);
	s2.push(2);
	s2.push(8);
	task.printStack(s1, s2);
	task.addNumber(&s1, &s2);
	cout << "\n Result \n";
	task.printData(s1);
	cout << "\n";
	return 0;
}

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7
// Include namespace system
using System;
/*
   C# Program for
   Check if two stacks are equal
*/
// Define stack node
public class StackNode
{
	public int element;
	public StackNode next;
	public StackNode(int element, StackNode top)
	{
		this.element = element;
		this.next = top;
	}
}
// Define a custom stack
public class MyStack
{
	public StackNode top;
	public int size;
	public MyStack()
	{
		//Set node values
		this.top = null;
		this.size = 0;
	}
	// Add node at the top of stack
	public void push(int element)
	{
		this.top = new StackNode(element, this.top);
		this.size++;
	}
	public Boolean isEmpty()
	{
		if (this.size > 0 && this.top != null)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	public void pop()
	{
		if (this.size > 0 && this.top != null)
		{
			StackNode temp = this.top;
			// Change top element of stack
			this.top = temp.next;
			// remove previous top
			temp = null;
			this.size--;
		}
	}
	// return top element of stack
	public int peek()
	{
		if (this.top == null)
		{
			return -1;
		}
		return this.top.element;
	}
}
public class Summation
{
	// Perform of addition of two numbers in stack
	public void addNumber(MyStack s1, MyStack s2)
	{
		// This is backup stack
		MyStack result = new MyStack();
		int remainder = 0;
		int sum = 0;
		while (s1.isEmpty() == false || s2.isEmpty() == false)
		{
			if (s1.isEmpty() == false && s2.isEmpty() == false)
			{
				// When both stack element exists
				sum = remainder + s1.peek() + s2.peek();
				s1.pop();
				s2.pop();
			}
			else
			{
				if (s1.isEmpty() == false)
				{
					// When s1 element exists
					sum = remainder + s1.peek();
					s1.pop();
				}
				else
				{
					// When s2 element exists
					sum = remainder + s2.peek();
					s2.pop();
				}
			}
			// Add sum into stack
			result.push(sum % 10);
			remainder = sum / 10;
		}
		// When remainder value exists
		while (remainder > 0)
		{
			result.push(remainder % 10);
			remainder = remainder / 10;
		}
		// Put result into stack s1
		while (result.isEmpty() == false)
		{
			s1.push(result.peek());
			result.pop();
		}
	}
	// Print stack elements in reverse order
	public void printData(MyStack s)
	{
		if (s.isEmpty() == true)
		{
			return;
		}
		int data = s.peek();
		s.pop();
		printData(s);
		Console.Write(" " + data);
		s.push(data);
	}
	// Handle request to print stack elements
	public void printStack(MyStack s1, MyStack s2)
	{
		Console.Write("\n Stack 1 \n");
		printData(s1);
		Console.Write("\n Stack 2 \n");
		printData(s2);
	}
	public static void Main(String[] args)
	{
		// Create two empty stack
		Summation task = new Summation();
		MyStack s1 = new MyStack();
		MyStack s2 = new MyStack();
		// First stack
		s1.push(9);
		s1.push(8);
		s1.push(9);
		// Second stack
		s2.push(4);
		s2.push(2);
		s2.push(8);
		task.printStack(s1, s2);
		task.addNumber(s1, s2);
		Console.Write("\n Result \n");
		task.printData(s1);
		Console.Write("\n");
	}
}

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7
<?php
/*
   Php Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode
{
	public $element;
	public $next;

	function __construct($element, $top)
	{
		$this->element = $element;
		$this->next = $top;
	}
}
// Define a custom stack
class MyStack
{
	public $top;
	public $size;

	function __construct()
	{
		//Set node values
		$this->top = null;
		$this->size = 0;
	}
	// Add node at the top of stack
	public	function push($element)
	{
		$this->top = new StackNode($element, $this->top);
		$this->size++;
	}
	public	function isEmpty()
	{
		if ($this->size > 0 && $this->top != null)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	public	function pop()
	{
		if ($this->size > 0 && $this->top != null)
		{
			$temp = $this->top;
			// Change top element of stack
			$this->top = $temp->next;
			// remove previous top
			$temp = null;
			$this->size--;
		}
	}
	// return top element of stack
	public	function peek()
	{
		if ($this->top == null)
		{
			return -1;
		}
		return $this->top->element;
	}
}
class Summation
{
	// Perform of addition of two numbers in stack
	public	function addNumber($s1, $s2)
	{
		// This is backup stack
		$result = new MyStack();
		$remainder = 0;
		$sum = 0;
		while ($s1->isEmpty() == false || $s2->isEmpty() == false)
		{
			if ($s1->isEmpty() == false && $s2->isEmpty() == false)
			{
				// When both stack element exists
				$sum = $remainder + $s1->peek() + $s2->peek();
				$s1->pop();
				$s2->pop();
			}
			else
			{
				if ($s1->isEmpty() == false)
				{
					// When s1 element exists
					$sum = $remainder + $s1->peek();
					$s1->pop();
				}
				else
				{
					// When s2 element exists
					$sum = $remainder + $s2->peek();
					$s2->pop();
				}
			}
			// Add sum into stack
			$result->push($sum % 10);
			$remainder = intval($sum / 10);
		}
		// When remainder value exists
		while ($remainder > 0)
		{
			$result->push($remainder % 10);
			$remainder = intval($remainder / 10);
		}
		// Put result into stack s1
		while ($result->isEmpty() == false)
		{
			$s1->push($result->peek());
			$result->pop();
		}
	}
	// Print stack elements in reverse order
	public	function printData($s)
	{
		if ($s->isEmpty() == true)
		{
			return;
		}
		$data = $s->peek();
		$s->pop();
		$this->printData($s);
		echo " ". $data;
		$s->push($data);
	}
	// Handle request to print stack elements
	public	function printStack($s1, $s2)
	{
		echo "\n Stack 1 \n";
		$this->printData($s1);
		echo "\n Stack 2 \n";
		$this->printData($s2);
	}
}

function main()
{
	// Create two empty stack
	$task = new Summation();
	$s1 = new MyStack();
	$s2 = new MyStack();
	// First stack
	$s1->push(9);
	$s1->push(8);
	$s1->push(9);
	// Second stack
	$s2->push(4);
	$s2->push(2);
	$s2->push(8);
	$task->printStack($s1, $s2);
	$task->addNumber($s1, $s2);
	echo "\n Result \n";
	$task->printData($s1);
	echo "\n";
}
main();

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7
/*
   Node Js Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode
{
	constructor(element, top)
	{
		this.element = element;
		this.next = top;
	}
}
// Define a custom stack
class MyStack
{
	constructor()
	{
		//Set node values
		this.top = null;
		this.size = 0;
	}
	// Add node at the top of stack
	push(element)
	{
		this.top = new StackNode(element, this.top);
		this.size++;
	}
	isEmpty()
	{
		if (this.size > 0 && this.top != null)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	pop()
	{
		if (this.size > 0 && this.top != null)
		{
			var temp = this.top;
			// Change top element of stack
			this.top = temp.next;
			// remove previous top
			temp = null;
			this.size--;
		}
	}
	// return top element of stack
	peek()
	{
		if (this.top == null)
		{
			return -1;
		}
		return this.top.element;
	}
}
class Summation
{
	// Perform of addition of two numbers in stack
	addNumber(s1, s2)
	{
		// This is backup stack
		var result = new MyStack();
		var remainder = 0;
		var sum = 0;
		while (s1.isEmpty() == false || s2.isEmpty() == false)
		{
			if (s1.isEmpty() == false && s2.isEmpty() == false)
			{
				// When both stack element exists
				sum = remainder + s1.peek() + s2.peek();
				s1.pop();
				s2.pop();
			}
			else
			{
				if (s1.isEmpty() == false)
				{
					// When s1 element exists
					sum = remainder + s1.peek();
					s1.pop();
				}
				else
				{
					// When s2 element exists
					sum = remainder + s2.peek();
					s2.pop();
				}
			}
			// Add sum into stack
			result.push(sum % 10);
			remainder = parseInt(sum / 10);
		}
		// When remainder value exists
		while (remainder > 0)
		{
			result.push(remainder % 10);
			remainder = parseInt(remainder / 10);
		}
		// Put result into stack s1
		while (result.isEmpty() == false)
		{
			s1.push(result.peek());
			result.pop();
		}
	}
	// Print stack elements in reverse order
	printData(s)
	{
		if (s.isEmpty() == true)
		{
			return;
		}
		var data = s.peek();
		s.pop();
		this.printData(s);
		process.stdout.write(" " + data);
		s.push(data);
	}
	// Handle request to print stack elements
	printStack(s1, s2)
	{
		process.stdout.write("\n Stack 1 \n");
		this.printData(s1);
		process.stdout.write("\n Stack 2 \n");
		this.printData(s2);
	}
}

function main()
{
	// Create two empty stack
	var task = new Summation();
	var s1 = new MyStack();
	var s2 = new MyStack();
	// First stack
	s1.push(9);
	s1.push(8);
	s1.push(9);
	// Second stack
	s2.push(4);
	s2.push(2);
	s2.push(8);
	task.printStack(s1, s2);
	task.addNumber(s1, s2);
	process.stdout.write("\n Result \n");
	task.printData(s1);
	process.stdout.write("\n");
}
main();

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7
#  Python 3 Program for
#  Check if two stacks are equal

#  Define stack node
class StackNode :
	
	def __init__(self, element, top) :
		self.element = element
		self.next = top
	

#  Define a custom stack
class MyStack :
	
	def __init__(self) :
		# Set node values
		self.top = None
		self.size = 0
	
	#  Add node at the top of stack
	def push(self, element) :
		self.top = StackNode(element, self.top)
		self.size += 1
	
	def isEmpty(self) :
		if (self.size > 0 and self.top != None) :
			return False
		else :
			return True
		
	
	#  Remove top element of stack
	def pop(self) :
		if (self.size > 0 and self.top != None) :
			temp = self.top
			#  Change top element of stack
			self.top = temp.next
			#  remove previous top
			temp = None
			self.size -= 1
		
	
	#  return top element of stack
	def peek(self) :
		if (self.top == None) :
			return -1
		
		return self.top.element
	

class Summation :
	#  Perform of addition of two numbers in stack
	def addNumber(self, s1, s2) :
		#  This is backup stack
		result = MyStack()
		remainder = 0
		sum = 0
		while (s1.isEmpty() == False or s2.isEmpty() == False) :
			if (s1.isEmpty() == False and s2.isEmpty() == False) :
				#  When both stack element exists
				sum = remainder + s1.peek() + s2.peek()
				s1.pop()
				s2.pop()
			else :
				if (s1.isEmpty() == False) :
					#  When s1 element exists
					sum = remainder + s1.peek()
					s1.pop()
				else :
					#  When s2 element exists
					sum = remainder + s2.peek()
					s2.pop()
				
			
			#  Add sum into stack
			result.push(sum % 10)
			remainder = int(sum / 10)
		
		#  When remainder value exists
		while (remainder > 0) :
			result.push(remainder % 10)
			remainder = int(remainder / 10)
		
		#  Put result into stack s1
		while (result.isEmpty() == False) :
			s1.push(result.peek())
			result.pop()
		
	
	#  Print stack elements in reverse order
	def printData(self, s) :
		if (s.isEmpty() == True) :
			return
		
		data = s.peek()
		s.pop()
		self.printData(s)
		print(" ", data, end = "")
		s.push(data)
	
	#  Handle request to print stack elements
	def printStack(self, s1, s2) :
		print("\n Stack 1 ")
		self.printData(s1)
		print("\n Stack 2 ")
		self.printData(s2)
	

def main() :
	#  Create two empty stack
	task = Summation()
	s1 = MyStack()
	s2 = MyStack()
	#  First stack
	s1.push(9)
	s1.push(8)
	s1.push(9)
	#  Second stack
	s2.push(4)
	s2.push(2)
	s2.push(8)
	task.printStack(s1, s2)
	task.addNumber(s1, s2)
	print("\n Result ")
	task.printData(s1)
	print(end = "\n")

if __name__ == "__main__": main()

Output

 Stack 1
  9  8  9
 Stack 2
  4  2  8
 Result
  1  4  1  7
#  Ruby Program for
#  Check if two stacks are equal

#  Define stack node
class StackNode  
	# Define the accessor and reader of class StackNode  
	attr_reader :element, :next
	attr_accessor :element, :next
 
	
	def initialize(element, top) 
		self.element = element
		self.next = top
	end

end

#  Define a custom stack
class MyStack  
	# Define the accessor and reader of class MyStack  
	attr_reader :top, :size
	attr_accessor :top, :size
 
	
	def initialize() 
		# Set node values
		self.top = nil
		self.size = 0
	end

	#  Add node at the top of stack
	def push(element) 
		self.top = StackNode.new(element, self.top)
		self.size += 1
	end

	def isEmpty() 
		if (self.size > 0 && self.top != nil) 
			return false
		else 
			return true
		end

	end

	#  Remove top element of stack
	def pop() 
		if (self.size > 0 && self.top != nil) 
			temp = self.top
			#  Change top element of stack
			self.top = temp.next
			#  remove previous top
			temp = nil
			self.size -= 1
		end

	end

	#  return top element of stack
	def peek() 
		if (self.top == nil) 
			return -1
		end

		return self.top.element
	end

end

class Summation 
	#  Perform of addition of two numbers in stack
	def addNumber(s1, s2) 
		#  This is backup stack
		result = MyStack.new()
		remainder = 0
		sum = 0
		while (s1.isEmpty() == false || s2.isEmpty() == false) 
			if (s1.isEmpty() == false && s2.isEmpty() == false) 
				#  When both stack element exists
				sum = remainder + s1.peek() + s2.peek()
				s1.pop()
				s2.pop()
			else 
				if (s1.isEmpty() == false) 
					#  When s1 element exists
					sum = remainder + s1.peek()
					s1.pop()
				else 
					#  When s2 element exists
					sum = remainder + s2.peek()
					s2.pop()
				end

			end

			#  Add sum into stack
			result.push(sum % 10)
			remainder = sum / 10
		end

		#  When remainder value exists
		while (remainder > 0) 
			result.push(remainder % 10)
			remainder = remainder / 10
		end

		#  Put result into stack s1
		while (result.isEmpty() == false) 
			s1.push(result.peek())
			result.pop()
		end

	end

	#  Print stack elements in reverse order
	def printData(s) 
		if (s.isEmpty() == true) 
			return
		end

		data = s.peek()
		s.pop()
		self.printData(s)
		print(" ", data)
		s.push(data)
	end

	#  Handle request to print stack elements
	def printStack(s1, s2) 
		print("\n Stack 1 \n")
		self.printData(s1)
		print("\n Stack 2 \n")
		self.printData(s2)
	end

end

def main() 
	#  Create two empty stack
	task = Summation.new()
	s1 = MyStack.new()
	s2 = MyStack.new()
	#  First stack
	s1.push(9)
	s1.push(8)
	s1.push(9)
	#  Second stack
	s2.push(4)
	s2.push(2)
	s2.push(8)
	task.printStack(s1, s2)
	task.addNumber(s1, s2)
	print("\n Result \n")
	task.printData(s1)
	print("\n")
end

main()

Output

 Stack 1 
 9 8 9
 Stack 2 
 4 2 8
 Result 
 1 4 1 7
/*
   Scala Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode(var element: Int , var next: StackNode);
// Define a custom stack
class MyStack(var top: StackNode , var size: Int)
{
	def this()
	{
		this(null, 0);
	}
	// Add node at the top of stack
	def push(element: Int): Unit = {
		this.top = new StackNode(element, this.top);
		this.size += 1;
	}
	def isEmpty(): Boolean = {
		if (this.size > 0 && this.top != null)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	def pop(): Unit = {
		if (this.size > 0 && this.top != null)
		{
			var temp: StackNode = this.top;
			// Change top element of stack
			this.top = temp.next;
			// remove previous top
			temp = null;
			this.size -= 1;
		}
	}
	// return top element of stack
	def peek(): Int = {
		if (this.top == null)
		{
			return -1;
		}
		return this.top.element;
	}
}
class Summation
{
	// Perform of addition of two numbers in stack
	def addNumber(s1: MyStack, s2: MyStack): Unit = {
		// This is backup stack
		var result: MyStack = new MyStack();
		var remainder: Int = 0;
		var sum: Int = 0;
		while (s1.isEmpty() == false || s2.isEmpty() == false)
		{
			if (s1.isEmpty() == false && s2.isEmpty() == false)
			{
				// When both stack element exists
				sum = remainder + s1.peek() + s2.peek();
				s1.pop();
				s2.pop();
			}
			else
			{
				if (s1.isEmpty() == false)
				{
					// When s1 element exists
					sum = remainder + s1.peek();
					s1.pop();
				}
				else
				{
					// When s2 element exists
					sum = remainder + s2.peek();
					s2.pop();
				}
			}
			// Add sum into stack
			result.push(sum % 10);
			remainder = (sum / 10).toInt;
		}
		// When remainder value exists
		while (remainder > 0)
		{
			result.push(remainder % 10);
			remainder = (remainder / 10).toInt;
		}
		// Put result into stack s1
		while (result.isEmpty() == false)
		{
			s1.push(result.peek());
			result.pop();
		}
	}
	// Print stack elements in reverse order
	def printData(s: MyStack): Unit = {
		if (s.isEmpty() == true)
		{
			return;
		}
		var data: Int = s.peek();
		s.pop();
		this.printData(s);
		print(" " + data);
		s.push(data);
	}
	// Handle request to print stack elements
	def printStack(s1: MyStack, s2: MyStack): Unit = {
		print("\n Stack 1 \n");
		this.printData(s1);
		print("\n Stack 2 \n");
		this.printData(s2);
	}
}
object Main
{
	def main(args: Array[String]): Unit = {
		// Create two empty stack
		var task: Summation = new Summation();
		var s1: MyStack = new MyStack();
		var s2: MyStack = new MyStack();
		// First stack
		s1.push(9);
		s1.push(8);
		s1.push(9);
		// Second stack
		s2.push(4);
		s2.push(2);
		s2.push(8);
		task.printStack(s1, s2);
		task.addNumber(s1, s2);
		print("\n Result \n");
		task.printData(s1);
		print("\n");
	}
}

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7
/*
   Swift 4 Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode
{
	var element: Int;
	var next: StackNode? ;
	init(_ element: Int, _ top: StackNode? )
	{
		self.element = element;
		self.next = top;
	}
}
// Define a custom stack
class MyStack
{
	var top: StackNode? ;
	var size: Int;
	init()
	{
		//Set node values
		self.top = nil;
		self.size = 0;
	}
	// Add node at the top of stack
	func push(_ element: Int)
	{
		self.top = StackNode(element, self.top);
		self.size += 1;
	}
	func isEmpty()->Bool
	{
		if (self.size > 0 && self.top  != nil)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	func pop()
	{
		if (self.size > 0 && self.top  != nil)
		{
			var temp: StackNode? = self.top;
			// Change top element of stack
			self.top = temp!.next;
			// remove previous top
			temp = nil;
			self.size -= 1;
		}
	}
	// return top element of stack
	func peek()->Int
	{
		if (self.top == nil)
		{
			return -1;
		}
		return self.top!.element;
	}
}
class Summation
{
	// Perform of addition of two numbers in stack
	func addNumber(_ s1: MyStack, _ s2: MyStack)
	{
		// This is backup stack
		let result: MyStack = MyStack();
		var remainder: Int = 0;
		var sum: Int = 0;
		while (s1.isEmpty() == false || s2.isEmpty() == false)
		{
			if (s1.isEmpty() == false && s2.isEmpty() == false)
			{
				// When both stack element exists
				sum = remainder + s1.peek() + s2.peek();
				s1.pop();
				s2.pop();
			}
			else
			{
				if (s1.isEmpty() == false)
				{
					// When s1 element exists
					sum = remainder + s1.peek();
					s1.pop();
				}
				else
				{
					// When s2 element exists
					sum = remainder + s2.peek();
					s2.pop();
				}
			}
			// Add sum into stack
			result.push(sum % 10);
			remainder = sum / 10;
		}
		// When remainder value exists
		while (remainder > 0)
		{
			result.push(remainder % 10);
			remainder = remainder / 10;
		}
		// Put result into stack s1
		while (result.isEmpty() == false)
		{
			s1.push(result.peek());
			result.pop();
		}
	}
	// Print stack elements in reverse order
	func printData(_ s: MyStack)
	{
		if (s.isEmpty() == true)
		{
			return;
		}
		let data: Int = s.peek();
		s.pop();
		self.printData(s);
		print(" ", data, terminator: "");
		s.push(data);
	}
	// Handle request to print stack elements
	func printStack(_ s1: MyStack , _ s2 : MyStack)
	{
		print("\n Stack 1 ");
		self.printData(s1);
		print("\n Stack 2 ");
		self.printData(s2);
	}
}
func main()
{
	// Create two empty stack
	let task: Summation = Summation();
	let s1: MyStack = MyStack();
	let s2: MyStack = MyStack();
	// First stack
	s1.push(9);
	s1.push(8);
	s1.push(9);
	// Second stack
	s2.push(4);
	s2.push(2);
	s2.push(8);
	task.printStack(s1, s2);
	task.addNumber(s1, s2);
	print("\n Result ");
	task.printData(s1);
	print(terminator: "\n");
}
main();

Output

 Stack 1
  9  8  9
 Stack 2
  4  2  8
 Result
  1  4  1  7
/*
   Kotlin Program for
   Check if two stacks are equal
*/
// Define stack node
class StackNode
{
	var element: Int;
	var next: StackNode ? ;
	constructor(element: Int, top: StackNode ? )
	{
		this.element = element;
		this.next = top;
	}
}
// Define a custom stack
class MyStack
{
	var top: StackNode ? ;
	var size: Int;
	constructor()
	{
		//Set node values
		this.top = null;
		this.size = 0;
	}
	// Add node at the top of stack
	fun push(element: Int): Unit
	{
		this.top = StackNode(element, this.top);
		this.size += 1;
	}
	fun isEmpty(): Boolean
	{
		if (this.size > 0 && this.top != null)
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	// Remove top element of stack
	fun pop(): Unit
	{
		if (this.size > 0 && this.top != null)
		{
			var temp: StackNode ? = this.top;
			// Change top element of stack
			this.top = temp?.next;
			this.size -= 1;
		}
	}
	// return top element of stack
	fun peek(): Int
	{
		if (this.top == null)
		{
			return -1;
		}
		return this.top!!.element;
	}
}
class Summation
{
	// Perform of addition of two numbers in stack
	fun addNumber(s1: MyStack, s2 : MyStack): Unit
	{
		// This is backup stack
		var result: MyStack = MyStack();
		var remainder: Int = 0;
		var sum: Int ;
		while (s1.isEmpty() == false || s2.isEmpty() == false)
		{
			if (s1.isEmpty() == false && s2.isEmpty() == false)
			{
				// When both stack element exists
				sum = remainder + s1.peek() + s2.peek();
				s1.pop();
				s2.pop();
			}
			else
			{
				if (s1.isEmpty() == false)
				{
					// When s1 element exists
					sum = remainder + s1.peek();
					s1.pop();
				}
				else
				{
					// When s2 element exists
					sum = remainder + s2.peek();
					s2.pop();
				}
			}
			// Add sum into stack
			result.push(sum % 10);
			remainder = sum / 10;
		}
		// When remainder value exists
		while (remainder > 0)
		{
			result.push(remainder % 10);
			remainder = remainder / 10;
		}
		// Put result into stack s1
		while (result.isEmpty() == false)
		{
			s1.push(result.peek());
			result.pop();
		}
	}
	// Print stack elements in reverse order
	fun printData(s: MyStack): Unit
	{
		if (s.isEmpty() == true)
		{
			return;
		}
		var data: Int = s.peek();
		s.pop();
		this.printData(s);
		print(" " + data);
		s.push(data);
	}
	// Handle request to print stack elements
	fun printStack(s1: MyStack, s2 : MyStack): Unit
	{
		print("\n Stack 1 \n");
		this.printData(s1);
		print("\n Stack 2 \n");
		this.printData(s2);
	}
}
fun main(args: Array < String > ): Unit
{
	// Create two empty stack
	var task: Summation = Summation();
	var s1: MyStack = MyStack();
	var s2: MyStack = MyStack();
	// First stack
	s1.push(9);
	s1.push(8);
	s1.push(9);
	// Second stack
	s2.push(4);
	s2.push(2);
	s2.push(8);
	task.printStack(s1, s2);
	task.addNumber(s1, s2);
	print("\n Result \n");
	task.printData(s1);
	print("\n");
}

Output

 Stack 1
 9 8 9
 Stack 2
 4 2 8
 Result
 1 4 1 7


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