using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CSharpStackDemo
{
    class Program
    {
        static void Main(string[] args)
        {
            //Stack = LAST IN FIRST OUT (LIFO)

            //Initialize a stack Object
            Stack intStack = new Stack();

            // Populate the Stack by using the "Push" method
            for (int i = 0; i < 5; i++)
            {
                intStack.Push((i + 1) * 10);
            }

            Console.WriteLine("Here are the items in the Stack: ");

            //Print each member of the Stack
            foreach (int i in intStack)
            {
                Console.Write("{0} ", i.ToString());
            }

            // Displays the topmost member of the Stack without removing it
            Console.Write("\nThe value of the topmost member is: {0} \n", intStack.Peek().ToString());

            // Removes the topmost item from the Stack and displays the remaining items
            intStack.Pop();
            Console.Write("The topmost item has now been removed. \nNow the remaining members are: ");

            //Print each member of the Stack
            foreach (int i in intStack)
            {
                Console.Write("{0} ", i.ToString());
            }
            System.Console.ReadKey();
        }
    }
}