public static void main(String args[]) {
		while (true) {
			System.out.println("Conversion Tasks");
			System.out.println("1. Hours -> Minutes");
			System.out.println("2. Days -> Hours");
			System.out.println("3. Minutes -> Hours");
			System.out.println("4. Hours -> Days");
			System.out.println("5. Elapsed time between two times");
			System.out.print("Enter a number: ");
			int menu = in.nextInt();
			System.out.println("");
			if (menu == 1)
				hoursToMinutes();
			if (menu == 2)
				daysToHours();
			if (menu == 3)
				minutesToHours();
			if (menu == 4)
				hoursToDays();
			if (menu == 5)
				elapsedTime();
		}
	}