package topic05_work02;

import java.util.Scanner;

public class Validity2 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub

		String number;
		double x;

		Scanner input = new Scanner(System.in);

		System.out.println("Enter a positive value < 100: ");
		number = input.nextLine();
		x = Double.parseDouble(number);

		do {

			validity(x);

			if (validity(x) == false) {
				System.out.println("Invalid input!");
				System.out.println("Enter a positive value < 100: ");
				number = input.nextLine();
				x = Double.parseDouble(number);
			}
			else {
				System.out.println("Great job!");
			}

		}

		while (validity(x) == false);
		System.out.println("Great job!");

	}

	public static boolean validity(double n) {
		if (0 < n && n < 100) {
			return true;
		}

		else {
			return false;
		}

	}

}