T01_Interfaces

// Problem 1. Define an Interface IPerson

using System;

public class StartUp
{
    static void Main()
    {
        string name = Console.ReadLine();
        int age = int.Parse(Console.ReadLine());

        IPerson person = new Citizen(name, age);
        Console.WriteLine(person.Name);
        Console.WriteLine(person.Age);
    }
}

public class Citizen : IPerson
{
    private string name;
    private int age;

    public Citizen(string name, int age)
    {
        Name = name;
        Age = age;
    }

    public string Name { get => name; set => name = value; }
    public int Age { get => age; set => age = value; }
}

public interface IPerson
{
    string Name { get; set; }
    int Age { get; set; }
}