using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Test2
{
    class Program
    {
        static void Main(string[] args)
        {
            List<List<int>> numbers = GetNumbers();
            PrintNumbers(numbers);
        }

        static List<List<int>> GetNumbers()

        {
            List<List<int>> numbers = new List<List<int>>();

            Console.Write("Please, enter the first set of numbers: ");
            numbers.Add(Console.ReadLine().Split(',').Select(int.Parse).ToList());
            Console.Write("Please, enter the second set of numbers: ");
            numbers.Add(Console.ReadLine().Split(',').Select(int.Parse).ToList());


            return numbers;

        }

        static void PrintNumbers(List<List<int>> numbers)

        {
            foreach (List<int> sublist in numbers)
            {
                foreach(int number in sublist)
                Console.Write("{0} ", number);
                Console.WriteLine();
            }
        }

    }
}