while True:
print(menu)
option = int(input("Select an option: "))
if option == 0:
break
elif option == 1:
value = int(input("Type a value to insert at the beginning: "))
llist.insert_begin(value)
elif option == 2:
value = int(input("Type a value to insert at the end: "))
llist.insert_end(value)
elif option == 3:
value = int(input("Type a value to insert: "))
pos = int(input("Type a position into the list: "))
print("\nCurrent list:\n")
llist.print_simple_list()
llist.insert_position(value, pos)
elif option == 4:
llist.delete_begin()
elif option == 5:
llist.delete_end()
elif option == 6:
