using System;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        StudentProgram();

    }

​

    //////////////////////////////////////////////////////

    //////////////////////////////////////////////////////

    //////////////////////////////////////////////////////

    public static void StudentProgram()

    {

        Student s1 = new Student();

        s1.FirstName = "Nikola";

        s1.LastName = "Nikolic";

        s1.IndexNumber = 300;

        s1.DateOfBirth = new DateTime(2001, 4, 12);

        ///

        s1.CurrentYear = 1;

        s1.AddPassedExam(6);

        s1.AddPassedExam(10);

        s1.AddPassedExam(7);

        s1.AddPassedExam(6);

        s1.AddPassedExam(8);

        s1.AddPassedExam(6);

        s1.AddPassedExam(6);

        s1.AddPassedExam(9);

        s1.AddPassedExam(10);

        ///

        Student s2 = new Student("Marija", "Markovic", 11112, 3, new DateTime(1998, 6, 18));

        ///

        s2.AddPassedExam(6);

        s2.AddPassedExam(10);

        s2.AddPassedExam(8);

        s2.AddPassedExam(10);

        s2.AddPassedExam(9);

        s2.AddPassedExam(10);

        List<Student> listOfStudents = new List<Student>();

        listOfStudents.Add(s1);

        listOfStudents.Add(s2);

        foreach (Student s in listOfStudents)

        {

            s.DisplayStudentInfo();

            s.CountMedianGrade();

            Console.WriteLine("\nThis student is{0} freshman", s.StudentFreshman() ? "" : " not");

            Console.WriteLine("\n----------------------------------\n");

        }

    }

​

    public class Student

    {

        private string firstName, lastName;

        private int indexNumber, currentYear;

        private DateTime dateOfBirth;

        private List<int> grades = new List<int>();

        //private int[] grades = new int[32];

        public Student()

        {

        }

​

        public Student(string name, string last, int index, int currentYear, DateTime dateOfBirth)

        {

            this.firstName = name;

            this.lastName = last;

            this.indexNumber = index;

            this.currentYear = currentYear;

            this.dateOfBirth = dateOfBirth;

        }

​

        public string FirstName

        {

            get

            {

                return firstName;

            }

​

            set

            {

                firstName = value;

            }

        }

​

        public string LastName

        {

            get

            {

                return lastName;

            }

​

            set

            {

                lastName = value;

            }

        }

​

        public int IndexNumber

        {

            get

            {

                return indexNumber;

            }

​

            set

            {

                indexNumber = value;

            }

        }

​

        public int CurrentYear

        {

            get

            {

                return currentYear;

            }

​

            set

            {

                currentYear = value;

            }

        }

​

        public List<int> Grades

        {

            get

            {

                return grades;

            }

​

            set

            {

                grades = value;

            }

        }

​

        public DateTime DateOfBirth

        {

            get

            {

                return dateOfBirth;

            }

​

            set

            {

                dateOfBirth = value;

            }

        }

​

        public bool StudentFreshman()

        {

            return currentYear == 1;

        }

​

        public void AddPassedExam(int grade)

        {

            if (this.grades.Count < 32 && grade > 5 && grade <= 10)

            {

                this.grades.Add(grade);

            }

        }

​

        /*

        public void AddPassedExamToInt(int grade)

        {

            if(this.grades.Length < 32 && grade>5 && grade <=10)

            {

                    //Add later

            }

        }

        */

        public void CountMedianGrade()

        {

            int sum = 0;

            foreach (int grade in grades)

            {

                sum += grade;

            }

​

            double median = (double)sum / grades.Count;

            Console.WriteLine("Median grade for student is: {0:N}", median);

        }

​

        public void DisplayStudentInfo()

        {

            Console.WriteLine("Name: {0}\n\nLast Name: {1}\n\nIndex Number: {2}\n\nCurrent Year: {3}\n", firstName, lastName, indexNumber, currentYear);

        }

    }

}