"Devil's Dozen" - a puzzle from Samuel Loyd

Once at the station, young technicians made this game in Pascal.

The idea was taken from an old book by a Polish mathematician who wrote about Samuel Loyd’s puzzles.
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Purpose of the game : collect thirteen chips in a sequence as shown in the figure.

Use the mouse buttons to rotate the petals clockwise or counterclockwise. To start the game, click Game-> Shuffling and enter a number.

Download a dozen in the jar-archive.