Step 1
The first 16 pieces |
When the first 16 pieces are placed, your topspin will look like this:
No particular algorithm |
Step 2
The 17th piece
You must first place piece 17 in position 1 or 2
If piece 17 is in position 1, everything is fine, otherwise 1 scenario: |
When The 17th piece is placed, your topspin will look like this:
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Case where piece 17 in position 2
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Step 3
The 18th piece
You must first place piece 17 in position 1
If piece 18 is in position 2, everything is fine, otherwise there are two scenarios: |
When the 18th piece is placed, your topspin will look like this:
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Case where piece 18 in position 3
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Case where piece 18 in position 4
the piece is then in position 3, you must therefore carry out the algorithm opposite
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Step 4
The 19th and 20th pieces
You must first place piece 17 in position 1
If piece 19 is in position 3, everything is fine, otherwise 1 scenario: |
When the 19th and 20th pieces are placed, your topspin will look like this:
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Case where piece 19 in position 4
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