Conversor de temperatura Java

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// Este programa converte graus Fahrenheit 
// em graus Celsius e vice-versa. 
// 
 
public class Conversor 
{ 
 static double celsiusParaFahrenheit (double c) 
 { 
 return 9.0 * c / 5.0 + 32.0; 
 } 
 
 static double fahrenheitParaCelsius (double f) 
 { 
 return 5.0 * (f - 32.0) / 9.0; 
 } 
 
 public static void main (String[] args) 
 { 
 double far, cel; 
 
 System.out.print ("Temperatura em graus Fahrenheit: "); 
 far = SavitchIn.readDouble (); 
 cel = fahrenheitParaCelsius (far); 
 System.out.println ("igual a " + cel + " graus Celsius"); 
 
 System.out.print ("Temperatura em graus Celsius: "); 
 cel = SavitchIn.readDouble (); 
 far = celsiusParaFahrenheit (cel); 
 System.out.println ("igual a " + far + " graus Fahrenheit"); 
 }