using System;

public class Program

{

    public static void Main()

    {

        //Input

        string sName = "";

        GetInput<string>("Enter name; ", ref sName);

        int iAge = 0;

        GetInput<int>("Enter age: ", ref iAge);

        DateTime DOB = default(DateTime);

        GetInput<DateTime>("Enter DOB: ", ref DOB);

        string Module = "";

        int mark = 0;

        GetInput<string, int>("Enter module:", "Enter mark:", ref Module, ref mark);

        //Output

 Console.Clear();

 Console.WriteLine("Good day, " + sName + ".");

 Console.WriteLine("You were born on " + DOB.ToString() + ".");

 Console.WriteLine("You are " + iAge.ToString() + " years old.");

 Console.WriteLine("You got " + mark + " for " + Module + ".");

 //Exit program

 Console.Write("\nPress any key to exit ...");

    }

    private static void GetInput<T>(string prompt, ref T Input)

    {

        bool isValid = false;

        while (!isValid)

        {

            try

            {

                Console.Write(prompt);

                string sInput = Console.ReadLine();

                Input = (T)Convert.ChangeType(sInput, typeof(T));

                isValid = true;

            }

            catch

            {

                isValid = false;

            }

        }

    }

    private static void GetInput<T1, T2>(string prompt1, string prompt2, ref T1 Input1, ref T2 Input2)

    {

        Console.Write(prompt1);

        string sInput = Console.ReadLine();

        Input1 = (T1)Convert.ChangeType(sInput, typeof(T1));

        Console.Write(prompt2);

        sInput = Console.ReadLine();

        Input2 = (T2)Convert.ChangeType(sInput, typeof(T2));

    }

}