Difficulty: Easy
Time to solve: <5 min
Video this is covered in: 2

import java.util.Scanner;
public class Jtutorial1 {
    public static void main(String args[]){
    Scanner input = new Scanner(System.in);
    double a=0, b=1, c=2, d=3;
    System.out.println("Enter a value for E: ");
    double e= input.nextDouble();
    System.out.println("Enter a value for F: ");
    double f;
    }//end main
}//end class


Error information:Exception in thread “main” java.lang.RuntimeException: Uncompilable source code – variable f might not have been initialized
at Jtutorial1.main(Jtutorial1.java:14)