21_17

using System;

namespace Lab21
{
    class Student{
        public string Surname;
        public int Birthyear;
        public int YearOfFinSch;
        private int[] mark = new int[4];
        public int Math{
            get{
                return mark[0];
            }
            set{
                mark [0] = value;
            }
        }
        public int Programming{
            get{
                return mark[1];
            }
            set{
                mark [1] = value;
            }
        }
        public int Economy{
            get{
                return mark[2];
            }
            set{
                mark [2] = value;
            }
        }
        public int History{
            get{
                return mark[3];
            }
            set{
                mark [3] = value;
            }
        }
        public void Print(){
            Console.WriteLine("{0,15}{1,6}{2,6}{3,4}{4,4}{5,4}{6,4}",
                              Surname, Birthyear, YearOfFinSch,
                              mark[0], mark[1], mark[2], mark[3]);
        }
        public bool isA(){
            return Surname[0] == 'A';
        }
        public Student(){}
        public Student(string pr, int rn, int rz, int mat, int prog, int econ, int hist){
            Surname = pr;
            Birthyear = rn;
            YearOfFinSch = rz;
            mark[0] = mat;
            mark[1] = prog;
            mark[2] = econ;
            mark[3] = hist;
        }

    }
    class MainClass
    {
        public static void Main (string[] args)
        {
            string[] listOfSurname = {"Andreichyn", "Andreikiv", "Andreiko", "Andresyuk", "Andrichuk", "Andriyenko",
                                      "Androshchuk", "Andrukh", "Andruntsiv", "Andrusenko", "Andrushchenko", "Andrushkiv",
                                      "Balanchuk", "Barabash", "Belenko", "Belovol", "Vann", "Veremchuk", "Vovk",
                                      "Vynnychenko", "Voitenko", "Voloshyn", "Vyhovsky", "Hubenko", "Hulyahrotsky",
                                      "Hryhorenko", "Gogol", "Gleba", "Galey", "Goraya", "Gulka", "Gura", "Gurka",
                                      "Glushenko", "Dzubenko", "Dobryivechir", "Doroshenko", "Dovzhenko", "Dudyk",
                                      "Yeliashkevych", "Yelyuk", "Yevdokymenko", "Yevtukh", "Yevtushenko", "Yevtushok",
                                      "Yecoshenko", "Karaszkewycz", "Karwatsky", "Katyuk", "Klimenko", "Kluka", "Miroshnychenko",
                                      "Motruk", "Maryniuk", "Minyaylyuk", "Nalyvaiko", "Nepyipyvo", "Netudykhata", "Nazarowicz",
                                      "Navolska", "Panchak", "Panchyk", "Parkhomenko", "Pavlyuchenko", "Pavlyuk", "Petrenko",
                                      "Pipenko", "Pivtorakozhukha", "Tomorug", "Tryasylo", "Tyahnybok", "Tymoshchuk", "Tsvyk",
                                      "Tsvyhun", "Tsipkin", "Yarmoluk"};
            int n = 16;
            Student[] listOfStudent = new Student[n];
            Random rand = new Random();

            for (int i = 0; i < n; ++i) {
                listOfStudent[i] = new Student(listOfSurname[rand.Next(0, 75)],
                                    rand.Next(1990, 1998), rand.Next(2010, 2014), rand.Next(1, 5),
                                    rand.Next(1, 5), rand.Next(1, 5), rand.Next(1, 5));
            }
            Console.WriteLine ("list of students:");
            for (int i = 0; i < n; ++i) {
                listOfStudent[i].Print();
            }
            Console.WriteLine ("list of students with first letter A in surname:");
            for(int i = 0; i < n; ++i){
                if(listOfStudent[i].isA())
                    listOfStudent[i].Print();
            }
        }
    }
}