using System;

public class Program

{

    public static void Main()

    {

        int NoSecs = 0;

        int LightSpeed = 299792458;

        Console.WriteLine("please enter an amount of seconds: \n");

        NoSecs = int.Parse(Console.ReadLine());

        int Distance = (NoSecs * LightSpeed);

    Console.WriteLine("distance travelled in space is " + Distance + " m");

    }

}