import java.util.Scanner;

class testing {
    private static Scanner input_sn;
    private static Scanner input_fn;
    private static Scanner input_mem;

    public static void main(String[] args){

        String First_Name;
        String Second_Name;
        int members;
        int count;


        System.out.println("Members: ");
        input_mem = new Scanner(System.in);
        members = input_mem.nextInt();

        funcs funcsObj = new funcs();

        for (count = 0; count < members; count++)
        {
            System.out.println("What is the first name? ");
            input_fn = new Scanner(System.in);
            First_Name = input_fn.nextLine();

            System.out.println("What is the second name? ");
            input_sn = new Scanner(System.in);
            Second_Name = input_sn.nextLine();

            funcsObj.names( funcsObj.setFn(First_Name), funcsObj.setSn(Second_Name));
        }
    }
}

public class funcs
{
    private String firstName;
    private String secondName;
    private static int members = 0;

    public String setFn(String fn)
    {
        firstName = fn;
        return fn;
    }

    public String setSn(String sn)
    {
        secondName = sn;
        return sn;
    }


    public void names(String fn, String sn)
    {
        firstName = fn;
        secondName = sn;
        members++;
        System.out.printf("%dt%st%sn", members, fn, sn);
    }
}

public class App {
    public static void main(String[] args) {

        new Thread(new Runnable() {
                       public void run() {
                           Testing.collectAndReport(System.out, System.in);
                       }
                   }).start();
    }
}

private final String firstName;
private final String lastName;

public Member(String firstName, String lastName) {
    this.firstName = firstName;
    this.lastName = lastName;
}

public String getFirstName() {
    return firstName;
}

public String getLastName() {
    return lastName;
}

@Override
public String toString() {
    return String.format("%st%s", firstName, lastName);
}

import java.io.InputStream;
import java.io.PrintStream;
import java.util.Iterator;
import java.util.Scanner;

public class Testing {

    public static void collectAndReport(PrintStream out, InputStream in) {
        final Scanner input = new Scanner(in);

        // This count is because you want to print out the index.
        int count = 1;
        for (Member member : getMembers(out, input)) {
            out.printf("%dt%stn", count++, member);
        }

    }

    private static Iterable<Member> getMembers(final PrintStream out, final Scanner input) {
        return new Iterable<Member>() {

            public Iterator<Member> iterator() {

                out.println("Number of Members:");
                final int numberOfMembers = input.nextInt();

                return new Iterator<Member>() {

                    int member = 0;

                    public void remove() {
                        throw new UnsupportedOperationException("Not Implemented");
                    }

                    public Member next() {
                        out.println("What is the first name?");
                        final String firstName = input.next();

                        out.println("What is the second name?");
                        final String lastName = input.next();

                        return new Member(firstName, lastName);
                    }

                    public boolean hasNext() {
                        return member++ < numberOfMembers;
                    }
                };
            }
        };
    }
}