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Fill the grid so every row, column, and 3×3 box contains 1–9
Medium — 200 pts
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How to play
Click a cell to select it, then press a number key 1–9 or use the number pad below.
Press Delete or Backspace (or the ✕ pad button) to erase a digit.
Every row, every column, and every bold-bordered 3×3 box must contain each digit from 1 to 9 exactly once. When the grid is complete and conflict-free, hit Submit.
Every row, every column, and every bold-bordered 3×3 box must contain each digit from 1 to 9 exactly once. When the grid is complete and conflict-free, hit Submit.