import java.util.*;

class FahrenheitToCelsius
{
    public static void main(String[] args)
    {
        float temperatue;
        Scanner in = new Scanner(System.in);
        System.out.println("Enter temperatue in Fahrenheit");
        temperatue = in.nextInt();
        temperatue = ((temperatue - 32)*5)/9;
        System.out.println("Temperatue in Celsius = " + temperatue);
    }
}