stack.cs

gistfile1.cs

using System;
using System.Collections;

namespace StackQueue
{
    public class Stack
    {
        List <object> store = new List<object>();

        public void Push(object x)
        {
          store.Add(x);
        }

        public object Pop(object x)
        {
           object last = store.Last();
           store.RemoveAt(store.count-1);
           return last;
        }
        public object Peek()
        {
           return store.Last();
        }
        public bool Empty()
        {
           if (store.Count > 0) 
           {
             return false;
           } 
           else 
           {
             return true;
           }
        }
    }
}