New task 1

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

namespace ООП
{
    class Program
    {
        static void Main(string[] args)
        {
            string firstName = "Владимирович";
            string secondName = "Рома";
            string temporaryString;

            Console.WriteLine($"{firstName} {secondName}");

            temporaryString = firstName;
            firstName = secondName;
            secondName = temporaryString;

            Console.WriteLine($"{firstName} {secondName}");
        }
    }
}