using System;
using System.Collections.Generic;
using System.Linq;

namespace ConvertDegrees
{
    class Program

    {
        static void Main()
        {
            string inputString = Console.ReadLine();
            string[] results = inputString.Split(new char[] {' '}, StringSplitOptions.RemoveEmptyEntries);
            List<double> elementToDouble = new List<double>();
            elementToDouble.AddRange(results.Select(x => Convert.ToDouble(x)));

            foreach (char value in elementToDouble)
            {
                double fValue = (value * 1.8) + 32;
                Console.WriteLine(Math.Round(fValue));
            }

        }
    }
}