PPT Slide

Because transformations or rotations of snakes are equivalent,

the following two snakes are in the same class.

The are the same snake.

Snake 1

1 7 7

2 7 7

3 3 4 3 4

4 4 3 4 3

5 7 7

Snake 2

1 7 7

2 7 7

3 7 7

4 4 3 4 3

5 3 4 3 4

Snake 1 2 3 4 5 3 1 4 2 3 4 5 3 1 4

Snake 2 2 5 4 3 5 1 4 2 5 4 3 5 1 4

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Notes:

This particular class is described by three sets of 77, one set of 4343, and one set of 3434. Any snake with three sets of 77, one set of 4343, and one set of 3434 belongs to this class and is the same snake.