Programming Fundamentals/Functions/Java

variables.java

import java.util.*;

class Main {
    private static Scanner input = new Scanner(System.in);

    public static void main(String[] args) {
        double f;
        double c;
        
        f = getF();
        c = calculateC(f);
        displayResult(f, c);
    }

    private static double getF() {
        double f;
        
        System.out.println("Enter Fahrenheit temperature:");
        f = input.nextDouble();
        
        return f;
    }

    private static double calculateC(double f) {
        double c;
        
        c = (f - 32) * 5 / 9;
        
        return c;
    }

    private static void displayResult(double f, double c) {
        System.out.println(f + "° Fahrenheit is " + c + "° Celsius");
    }
}

Try It

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See Also

• Wikibooks: Java Programming