How to Keep Space Open in Hex Puzzle

Decision plan

Set up the position

Keep several long line directions open at once.

Protect the next decision

Test the largest tray piece before spending flexible gaps.

Convert the opportunity

Prefer placements that advance two possible clears.

A decision sequence in hex-puzzle

1. Inspect all three offered pieces and identify the hardest shape to place.
2. Reserve a continuous lane for that shape before using flexible single-cell gaps.
3. Choose a placement that advances two line directions and recheck the remaining footprint.

Mistakes to avoid

• Completing one line while splitting the board into unusable pockets.
• Placing the smallest piece first without checking the other tray shapes.

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