Serena

using TestProject; namespace TestProject.Models { public class Person { public string Name { get; set; } public int Age { get; set; } public string Email { get; set; } public Person(string name, int age, string email) { Name = name; Age = age; Email = email; } public override string ToString() { return $"{Name} ({Age}) - {Email}"; } public bool IsAdult() { return Age >= 18; } public int CalculateYearsUntilRetirement() { var calculator = new Calculator(); return calculator.Subtract(65, Age); } } }