using System;
using Unit4.CollectionsLib;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class School
    {
        private Node<Student>[] arr = new Node<Student>[6];
        public School()
        {

        }
    }


}
////
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Student
    {
        private string name;
        private Birth birthday;

        public Student(string n,Birth b)
        {
            this.name = n;
            this.birthday =b;


        }

        public string Getname()
        {
            return this.name;
        }
        public Birth Getbirthday()
        {
            return this.birthday;
        }
        public void Setname(string n)
        {
            this.name = n;

        }
        public void Setbirthday(Birth b )
        {
            this.birthday = b;

        }

    }
}

///
using System;
using Unit4.CollectionsLib;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Birth
    {
        private int Day;
        private int Month;
        private int Year;

        public  Birth(int d, int m, int y)
        {
           this.Day=d;
            this.Month = m;
            this.Year = y;
        }
        public int GetDay()
        {
            return this.Day;
        }
        public int GetMonth()
        {
            return this.Month;
        }
        public int GetYear()
        {
            return this.Year;
        }
        public void SetDay(int d)
        {
            this.Day = d;

        }
        public void SetMonth(int m)
        {
            this.Month = m;

        }
        public void SetYear(int y)
        {
            this.Year = y;

        }
        public override string ToString()
        {
            string str = "The day is:" + this.Day + " The month is:" + this.Month + "The year is:" + this.Year;
            return str;
        }




    }
}

///