using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var records = Enumerable.Range(1, 1000);

        var recordsPerPage = 100;

        var maxRecords = 100;

        var startsAt = 300;

        var foundRecords = records.Take(maxRecords).Skip(startsAt).Take(recordsPerPage);

        Console.WriteLine(foundRecords.Count());

        foreach(var record in foundRecords)

        {

            Console.WriteLine(record);  

        }

    }

}