#include <iostream>
#include <string>

using namespace std;

class Employee
{
public:
    string name;
    int age;
    string department;
    string position;

    Employee(string name, int age, string department, string position)
    {
        this->name = name;
        this->age = age;
        this->department = department;
        this->position = position;
    }
    Employee() {}
};

class Department
{
public:
    static const int SIZE_STAFF = 3;
    static const int SIZE_POSITIONS = 3;
    string name;
    Employee staff[SIZE_STAFF];
    string positions[SIZE_POSITIONS];

    Department(){}
    Department(string name, Employee employee[], string positions[])
    {
        this->name = name;
        for (int i = 0; i < SIZE_STAFF; ++i) {
            staff[i] = employee[i];
        }
        for (int i = 0; i < SIZE_POSITIONS; ++i) {
            this->positions[i] = positions[i];
        }
    }
};

class ListDepartment
{
public:
    static const int SIZE_LIST = 3;
    static string departments[SIZE_LIST];

    ListDepartment()
    {
        departments[0] = "null";
        departments[1] = "one";
        departments[2] = "two";
    }
};

class ListPosition
{
public:
    static const int SIZE_LIST = 4;
    static string positions[SIZE_LIST];

    ListPosition()
    {
        positions[0] = "_null";
        positions[1] = "_one";
        positions[2] = "_two";
        positions[3] = "_three";
    }
};

int main()
{
    Employee staff("Andrey", 33, "one", "teacher");
    string name;
    Employee employee[Department::SIZE_STAFF];
    string positions[Department::SIZE_POSITIONS];
    int idDepartment;
    int idPosition;

    for (int i = 0; i < Department::SIZE_STAFF; ++i) {
        cout << "Enter name: "; cin >> employee[i].name;
        cout << "Enter age: "; cin >> employee[i].age;
        //выводим на экран список отделов
        for (int j = 0; j < ListDepartment::SIZE_LIST; ++j) {
            cout << ListDepartment::departments[i] << endl;
        }
        //выводим номер отдела
        cout << "Enter department: "; cin >> idDepartment;
        switch (idDepartment)
        {
            case 1:
                employee[i].department = ListDepartment::departments[idDepartment];
                break;
            case 2:
                employee[i].department = ListDepartment::departments[idDepartment];
                break;
            default:
                employee[i].department = ListDepartment::departments[0];
                break;
        }
        //выводим на экран список должностей
        for (int j = 0; j < ListPosition::SIZE_LIST; ++j) {
            cout << ListPosition::positions[j] << endl;
        }
        //выводим номер должности
        cout << "Enter position: "; cin >> idPosition;
        switch(idPosition)
        {
            case 1:
                employee[i].position = ListPosition::positions[idPosition];
                break;
            case 2:
                employee[i].position = ListPosition::positions[idPosition];
                break;
            case 3:
                employee[i].position = ListPosition::positions[idPosition];
                break;
            default:
                employee[i].position = ListPosition::positions[0];
                break;
        }
    }
}