public static void main(String[] args) throws FileNotFoundException {
Scanner console = new Scanner(System.in);
System.out.print("File or entered manually? (type f for file) ");
if (console.nextLine().toLowerCase().equals("f")) {
System.out.print("Your own file or the file programmed in? (type o for your own) ");
if (console.nextLine().toLowerCase().equals("o")) {
System.out.print("What is the name of your file? ");
File f = new File(console.nextLine());
while (!f.exists() || f.isDirectory()) {
System.out.println("Please try again");
System.out.print("What is the name of your file? ");
f = new File(console.nextLine());
}
process(new Scanner(f));
} else {
Scanner input = new Scanner(new File("euclideanAlgorithmProblems.txt"));
process(input);
}
} else {
System.out.println(userIntro());
// cant say continue
boolean onward = true;
while (onward) {
try {
Equation e = generateEquationFromUser(console);
System.out.println("\n" + getFullAnswer(e));
} catch (NullPointerException n) {
onward = false;
}
}
}
}
