//newest
public static void main( String[] args ) {
    Scanner user_input = new Scanner(System.in);
    long radicand = 0;
    long[] rads;
    boolean isNegative = false, consoleInput = false;

    try {
        radicand = Long.parseLong(args[0]);
        consoleInput = true;
    }
    catch (ArrayIndexOutOfBoundsException e) { }
    catch (NumberFormatException e2) {
        System.out.print("That wasn't an integer. ");
    }


    if (consoleInput == false) {
        radicand = Prompt.integer("Please enter the current radicand");
    }

    if (radicand < 0) {
        radicand = -radicand;
        isNegative = true;
    }


    rads = simplify(radicand);
    System.out.println(display(radicand, rads[0], rads[1], isNegative));
}

//new
public static void main( String[] args ) {
    Scanner user_input = new Scanner(System.in);
    long radicand = INPUT_FAILURE;
    long[] rads;
    boolean isNegative = false;

    try {
        radicand = Long.parseLong(args[0]);
    }
    catch (ArrayIndexOutOfBoundsException e) { }
    catch (NumberFormatException e2) {
        System.out.print("That wasn't an integer. ");
    }


    while (radicand == INPUT_FAILURE) {
        radicand = Prompt.integer("Please enter the current radicand");
    }

    if (radicand < 0) {
        radicand = -radicand;
        isNegative = true;
    }


    rads = simplify(radicand);
    System.out.println(display(radicand, rads[0], rads[1], isNegative));
}

//old
public static void main( String[] args ) {
    Scanner user_input = new Scanner(System.in);
    long radicand = INPUT_FAILURE;
    long[] rads;
    boolean isNegative = false;

    try {
        radicand = Long.parseLong(args[0]);
    }
    catch (ArrayIndexOutOfBoundsException e) { }
    catch (NumberFormatException e2) {
        System.out.print("That wasn't an integer. ");
    }


    while (radicand < 0) {
        System.out.print("Please enter the current radicand: ");

        try {
            radicand = Long.parseLong(user_input.next());
        }
        catch (NumberFormatException e) {
            System.out.print("That's not an integer! ");
            radicand = INPUT_FAILURE;
            continue;
        }

        if (radicand < 0) {
            radicand = -radicand;
            isNegative = true;
        }
    }


    rads = simplify(radicand);
    System.out.println(display(radicand, rads[0], rads[1], isNegative));
}