package lab7;

import java.util.ArrayList;
import java.util.List;

class Student {
	private String name, surname;
	private int nr;

	public Student() {
		name = "name";
		surname = "surname";
		nr = 0;
	}

	public Student(String n, String sn, int x) {
		name = n;
		surname = sn;
		nr = x;
	}

	protected String getName() {
		return name;
	}

	protected void setName(String name) {
		this.name = name;
	}

	protected String getSurname() {
		return surname;
	}

	protected void setSurname(String surname) {
		this.surname = surname;
	}

	protected int getNr() {
		return nr;
	}

	protected void setNr(int nr) {
		this.nr = nr;
	}
}

public class Zad2 {
	static List<Student> studentlist = new ArrayList<Student>();

	public static void main(String[] args) {
		studentlist.add(new Student("Jan", "Kowalski", 123));
		studentlist.add(new Student("Anna", "Nowak", 890));
		studentlist.add(new Student("Marcin", "Jaworski", 465));
		studentlist.add(new Student("Karolina", "Olszewska", 241));
		studentlist.add(new Student("Aniela", "Dudek", 798));
		studentlist.add(new Student("Krzysztof", "Sawicki", 234));

		System.out.printf("There are %d elements in list.\n\n", studentlist.size());
		show();
		System.out.println();
		show(2);

	}

	static void show(int x) {
		if (studentlist.get(x) != null) {
			System.out.printf("%d. element in list:\n%s %s %d\n", x + 1, studentlist.get(x).getSurname(), studentlist.get(x).getName(),
					studentlist.get(x).getNr());
		}
	}

	static void show() {
		for (Student student : studentlist) {
			System.out.printf("%s %s %d\n", student.getSurname(), student.getName(), student.getNr());
		}

	}

}