# Function to display the menu and current list
def display_menu(active, numbers):
print("Menu:")
print("1. Insert")
print("2. Delete")
print("3. Sort")
print("4. Select")
print("5. Move Right")
print("6. Move Left")
print("7. Exit")
print("\nCurrent List:", numbers)
print("Active Item:", active)

# Function to load the file content into memory
def load_file(file_name):
try:
with open(file_name, 'r') as file:
active = int(file.readline().strip())
numbers = list(map(int, file.readline().strip().split()))
return active, numbers
except FileNotFoundError:
# File doesn't exist, initialize with default values
return 0, []

# Function to save the content back to the file
def save_file(file_name, active, numbers):
with open(file_name, 'w') as file:
file.write(str(active) + '\n')
file.write(' '.join(map(str, numbers)))

# Function to insert an integer before the selected item
def insert_item(active, numbers):
if len(numbers) < 10:
try:
new_number = int(input("Enter the integer to insert: "))
numbers.insert(active, new_number)
return active, numbers
except ValueError:
print("Invalid input. Please enter a valid integer.")
else:
print("List is full. Insertion not possible.")
return active, numbers

# Function to delete the active item
def delete_item(active, numbers):
if len(numbers) > 0:
del numbers[active]
if active >= len(numbers):
active = len(numbers) - 1
else:
print("List is empty. Deletion not possible.")
return active, numbers

# Function to sort the list in ascending order
def sort_list(active, numbers):
numbers.sort()
return active, numbers

# Function to select the next item in the list
def select_next(active, numbers):
if len(numbers) > 0:
active = (active + 1) % len(numbers)
return active, numbers

# Function to move the selected item one position to the right
def move_right(active, numbers):
if active < len(numbers) - 1:
numbers[active], numbers[active + 1] = numbers[active + 1], numbers[active]
active += 1
else:
print("Cannot move right. Last item is selected.")
return active, numbers

# Function to move the selected item one position to the left
def move_left(active, numbers):
if active > 0:
numbers[active], numbers[active - 1] = numbers[active - 1], numbers[active]
active -= 1
else:
print("Cannot move left. First item is selected.")
return active, numbers

if __name__ == "__main__":
file_name = "data.txt"
active, numbers = load_file(file_name)

while True:
os.system('clear' if os.name == 'posix' else 'cls')
display_menu(active, numbers)
choice = input("Enter your choice: ")

if choice == "1" or choice.lower() == "insert":
active, numbers = insert_item(active, numbers)
elif choice == "2" or choice.lower() == "delete":
active, numbers = delete_item(active, numbers)
elif choice == "3" or choice.lower() == "sort":
active, numbers = sort_list(active, numbers)
elif choice == "4" or choice.lower() == "select":
active, numbers = select_next(active, numbers)
elif choice == "5" or choice.lower() == "move right":
active, numbers = move_right(active, numbers)
elif choice == "6" or choice.lower() == "move left":
active, numbers = move_left(active, numbers)
elif choice == "7" or choice.lower() == "exit":
save_file(file_name, active, numbers)
break
else:
print("Invalid choice. Please enter a valid option.")