IntervalOfNumbers

using System;

namespace IntervalOfNumbers
{
    class IntervalOfNumbers
    {
        static void Main(string[] args)
        {
            var firstNumber = int.Parse(Console.ReadLine());
            var secondNumber = int.Parse(Console.ReadLine());
            for (int i = firstNumber; i <= secondNumber; i++)
            {
                if (firstNumber < secondNumber)
                {
                    Console.WriteLine($"{i}");
                }
            }
            if (firstNumber > secondNumber)
            {
                for (int i = secondNumber; i <= firstNumber; i++)
                {
                    Console.WriteLine($"{i}");
                }
            }
        }
    }
}