variables.java

/** 
 * This program converts a Fahrenheit temperature to Celsius.
 * 
 * Input:
 * Fahrenheit temperature
 * 
 * Output:
 * Fahrenheit temperature
 * Celsius temperature
 * 
 * Example:
 * Enter Fahrenheit temperature:
 * 100
 * 100.0° Fahrenheit is 37.8° Celsius
 * 
 * TODO:
 * * Functions will be added in a future release.
 * 
 * References:
 * * http://sphinxcontrib-napoleon.readthedocs.io/en/latest/example_google.html
 * * https://www.w3resource.com/slides/java-coding-style-guide.php
 * * http://www.mathsisfun.com/temperature-conversion.html
 */

importjava.util.Scanner;

class Main{
publicstaticfinalintTEMPERATURE_DIFFERENCE=32;
publicstaticfinaldoubleTEMPERATURE_RATIO=5.0/9;

publicstaticvoidmain(String[]args){
System.out.println("Enter Fahrenheit temperature:");
Scannerscanner=newScanner(System.in);
doublefahrenheit;
fahrenheit=scanner.nextDouble();

doublecelsius;
celsius=(fahrenheit-TEMPERATURE_DIFFERENCE)*TEMPERATURE_RATIO;

System.out.println(String.format(
"%1$.1f° Fahrenheit is %2$.1f° Celsius",
fahrenheit,
celsius));
}
}

Try It

See Also