Link Video Bài Giảng

#Student02.cs

using System;
namespace Lesson06
{
    public partial class Student
    {
        public string RollNo { get; set; }
    }
}

#Student.cs

using System;
namespace Lesson06
{
    public partial class Student : IInput
    {
        public string Fullname { get; set; }

        public Student()
        {
        }

        public void Display()
        {
            Console.WriteLine("Hien thi thong tin du lieu");
        }

        public void Input()
        {
            Console.WriteLine("Nhap du lieu");
            Console.WriteLine("Nhap ten: ");
            Fullname = Console.ReadLine();

            Console.WriteLine("Nhap ma sinh vien: ");
            RollNo = Console.ReadLine();
        }
    }
}

#Program.cs

using System;
using System.Collections.Generic;
using System.Collections;

namespace Lesson06
{
    delegate void Input();

    class Program
    {
        static void Main(string[] args)
        {
            //Test01();
            //Test02();
            Test03();
        }

        static void Test03()
        {
            Input input = delegate {
                Console.WriteLine("Nhap du lieu");
	        };
            input();

            input = delegate() {
                Console.WriteLine("Nhap du lieu");
            };
            input();

            input = () => {
                Console.WriteLine("Nhap du lieu");
            };
            input();

            input = () => Console.WriteLine("Nhap du lieu");
            input();
        }

        static void Test02()
        {
            List<int> list1 = new List<int>();
            list1.Add(12);
            list1.Add(15);
            list1.Add(3);
            list1.Add(22);
            list1.Add(152);

            Console.WriteLine(list1[2]);

            List<string> list2 = new List<string>();
            list2.Add("sadasd");
            list2.Add("453534sdf");

            Console.WriteLine(list2[0]);
        }

        /***
         * Tim hieu: ArrayList & List + Dictionary + Stack| Queue
         */
        static void Test01()
        {
            //ArrayList & List
            ArrayList list = new ArrayList();
            list.Add("Xin chao");
            list.Add(123);
            list.Add(true);

            Console.WriteLine(list[0]);

            List<string> t1 = new List<string>();
            t1.Add("123");
            t1.Add("sdsf");

            Console.WriteLine(t1[0]);

            Student std = new Student();
            std.Display();

            string str = "sdfsdfsd";

            var std2 = new Student();
            std2.Display();

            Object obj = new Student();

            List<Object> t2 = new List<object>();
            t2.Add(231);
            t2.Add("sdfsdf");
            t2.Add(new Student());

            //Stack & Queue
            Stack<string> stack = new Stack<string>();
            stack.Push("1"); // 1
            Console.WriteLine("Phan tu trong stack");
            foreach (string s in stack)
            {
                Console.WriteLine(s);
            }
            stack.Push("2"); // 1 | 2
            Console.WriteLine("Phan tu trong stack");
            foreach (string s in stack)
            {
                Console.WriteLine(s);
            }
            stack.Push("3"); // 1 | 2 | 3
            Console.WriteLine("Phan tu trong stack");
            foreach (string s in stack)
            {
                Console.WriteLine(s);
            }

            string v = stack.Pop();
            Console.WriteLine("v = " + v);

            Console.WriteLine("Phan tu trong stack");
            foreach (string s in stack)
            {
                Console.WriteLine(s);
            }

            Queue<string> queue = new Queue<string>();
            queue.Enqueue("1");
            Console.WriteLine("Phan tu trong queue");
            foreach (string s in queue)
            {
                Console.WriteLine(s);
            }
            queue.Enqueue("2"); // 1 | 2
            Console.WriteLine("Phan tu trong queue");
            foreach (string s in queue)
            {
                Console.WriteLine(s);
            }
            queue.Enqueue("3"); // 1 | 2 | 3
            Console.WriteLine("Phan tu trong queue");
            foreach (string s in queue)
            {
                Console.WriteLine(s);
            }

            v = queue.Dequeue();
            Console.WriteLine("v = " + v);

            Console.WriteLine("Phan tu trong queue");
            foreach (string s in queue)
            {
                Console.WriteLine(s);
            }

            //Hashtable
            Dictionary<string, string> dic = new Dictionary<string, string>();
            dic.Add("K01", "ABskhskdfhds");
            dic.Add("K02", "ABskhskd32423424fhds");

            v = dic["K01"];

            Console.WriteLine("v = " + v);
        }
    }
}

#IInput.cs

using System;
namespace Lesson06
{
    public interface IInput
    {
        void Input();
    }
}