QiYi 6 layer Tower of Hanoi

The Tower of Hanoi is a mathematical disk game where the disks must be rearranged into size order. The rules are as follows:

1. Only one disk may be moved at a time.
2. Each move consists of taking the upper disk from one of the stacks and placing it on top of another stack or on an empty rod.
3. No disk may be placed on top of a disk that is smaller than it.