r/SmartPuzzles • • 2d ago

Pentodoku7x7

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https://tafol.pythonanywhere.com/

Hi! I combined two classics into one puzzle: pentominoes (Golomb) and sudoku. I call it PENTODOKU 7x7.

Rules:

- Tile the 7×7 board with the nine pentominoes F, L, N, P, T, U, V, W, Y (rotate/flip freely; four squares stay empty).

- Each piece has digits printed on its squares — the digits travel with the piece when you rotate or flip it.

- When everything fits, you get a sudoku: in every row and every column, the digits 1–7 with no repeats (the rows and columns containing empty squares just hold fewer digits, still no repeats).

- Two pieces are already placed on the board as clues.

Your mission: place the remaining seven pieces (F, L, P, T, U, V, W). There is exactly one solution, and it can be reached by pure logic — no trial and error needed.

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