using System;
using System.Collections;
using System.Linq;
using System.Text;

namespace ConsoleApplication51
{
    class Student
    {
        string name;
        DateTime data;
        public Student(string name, DateTime data)
        {
            this.data = data;
            this.name = name;
        }
        public string Name
        {
            get { return name; }
            set { name = value; }
        }
        public DateTime Data
        {
            get { return data; }
            set { data = value; }
        }
        public override string ToString()
        {
            return string.Format("name: {0}\tdate: {1}\t", name, data);
        }
    }
    class MyList
    {
        int count;
        Student[] M;
        public MyList(Student[] M)
        {
            this.M = M;
        }
        public int Count
        {
            get { return count; }
            set { count = value; }
        }
        public static MyList addList(MyList obj1, MyList obj2)
        {
            int A = obj1.M.Length;
            int O = obj2.M.Length;
            int k = obj1.count + obj2.count;
            Student[] S = new Student[k];
            MyList obj3 = new MyList(S);
            for (int i = 0; i < k; i++)
            {
                if (i < obj1.count) obj3.M[i] = obj1.M[i];
                else obj3.M[i] = obj2.M[i - obj1.count];
            }
            return obj3;
        }
        public System.Collections.IEnumerator GetEnumerator()
        {
            int o = M.Length;
            for (int i = 0; i < this.Count; i++)
            {
                yield return M[i];
            }
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            Student[] obj1 = new Student[3];
            obj1[0] = new Student("Nadya", new DateTime(2015, 08, 14));
            obj1[1] = new Student("Marina", new DateTime(2019, 08, 14));
            obj1[2] = new Student("Ulia", new DateTime(2020, 08, 14));
            MyList st = new MyList(obj1);
            st.Count = 3;
            Student[] obj2 = new Student[2];
            obj2[0] = new Student("Elina", new DateTime(2015, 08, 14));
            obj2[1] = new Student("Ulia", new DateTime(2016, 08, 14));
            MyList st2 = new MyList(obj2);
            st2.Count = 2;
            MyList.addList(st, st2);
            MyList kon =  MyList.addList(st, st2);
            foreach (Student x in kon)
                Console.WriteLine(x);
        }
    }
}