public static void Main(string[] args)
Console.Write("Input your student id: ");
string id = Console.ReadLine();
Console.Write("Input your student name: ");
string name = Console.ReadLine();
Console.Write("Input your student birth year: ");
int birthyear = int.Parse(Console.ReadLine());
Console.WriteLine("Student name: {0} ({1}) " , name, id);
Console.WriteLine("Born in {0} ({1} year old)", birthyear, DateTime.Now.Year - birthyear);