Bài 2.1 C#

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

namespace Test
{
    class Member
    {
        public int MSV { get; set; }
        public string Name { get; set; }
        public int Age { get; set; }
        public string Lop{ get; set;}

        public void InputInfo()
        {
            MSV = int.Parse(Console.ReadLine());
            Name = Console.ReadLine();
            Age = int.Parse(Console.ReadLine());
            Lop = Console.ReadLine();
        }
        public void ShowInfo()
        {
            Console.WriteLine("MSV: " + MSV);
            Console.WriteLine("Name: " + Name);
            Console.WriteLine("Age: " + Age);
            Console.WriteLine("Lop: " + Lop);
        }
    }
    class HIT
    {
        public Member[] CLB { get; set; }
        public int n {get;set;}
        public void Input()
        {
            n = int.Parse(Console.ReadLine());
            CLB = new Member[n];
            for (int i = 0; i < n; i++)
            {
                CLB[i] = new Member();
                CLB[i].InputInfo();
            }
        }
        public void Output()
        {
            for (int i = 0; i < n; i++) CLB[i].ShowInfo();
        }
    }
    class RunMain
    {
        static void Main(string[] args)
        {
            HIT a = new HIT();
            a.Input();
            a.Output();
            Console.ReadKey();
        }
    }
}