How many moves are required to transport the balls !

How many moves are required to transport the balls from Tube I to Tube III if all the balls must remain in the same order?"

This puzzle asks how to move balls between tubes without changing their order. The goal is to find the least number of moves to transfer the balls from Tube I to Tube III. By thinking carefully, we can figure out the best way to do it. Let’s look at the steps to solve this puzzle.

Question: How many moves are needed to transfer all the balls from Tube I to Tube III while keeping them in the same order (3 on top, 2 in the middle, 1 at the bottom)?

Rules:

1. Only one ball can be moved at a time.
2. You can use Tube II as a temporary holding tube.
3. The order of the balls must remain the same when placed in Tube III.
4. A ball can only be placed in an empty space in any tube.