using System;

  namespace _31._03

    {

    class Program

    {

      static void Main (string[] args)

      {

        double c = double.Parse(Console.ReadLine());

          double f = ConvertDegrees (c);

          Console.WriteLine("{0:f2}, f");

      }

        static double ConvertDegrees(double c)

        {

            double f = 1.8 * c + 32;

            return f;

        }

    }

}