def select_difficulty():

    print("Select Difficulty Level:")
    print("1. Easy   (1 to 10)")
    print("2. Medium (2 to 12)")
    print("3. Hard   (5 to 20)")

    while True:
        choice = input("Enter choice (1-3): ").strip()
        if choice == "1":
            return (1, 10)
        elif choice == "2":
            return (2, 12)
        elif choice == "3":
            return (5, 20)
        else:
            print("Invalid selection. Please enter 1, 2, or 3.")


def get_positive_integer(prompt):

    while True:
        try:
            value = int(input(prompt))
            if value > 0:
                return value
            print("Please enter a number greater than 0.")
        except ValueError:
            print("Invalid input. Please enter a whole number.")


def get_user_answer(prompt):

    while True:
        try:
            return int(input(prompt))
        except ValueError:
            print("Invalid input! Please enter a valid integer.")