Hints for SUDOKU #19
Spoiler-safe hints for the SUDOKU puzzle of October 9, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.
Hint 1
52 squares to fill. Work box by box: pick a number and see how many squares in the box it can still go in.
Hint 2
The easiest square on the board right now is row 7, column 9. Look at what its row, column and box already hold.
Hint 3
Row 7, column 9 is a 9.
The answer
Contains the answer. Open only if you are stuck.
2 1 9 | 8 5 3 | 7 6 4 8 3 5 | 7 4 6 | 1 9 2 4 6 7 | 1 9 2 | 3 5 8 --------------------- 9 4 6 | 5 8 7 | 2 3 1 1 5 3 | 4 2 9 | 6 8 7 7 2 8 | 6 3 1 | 9 4 5 --------------------- 3 7 4 | 2 6 8 | 5 1 9 5 9 2 | 3 1 4 | 8 7 6 6 8 1 | 9 7 5 | 4 2 3
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SUDOKU
The logic puzzle everyone knows: fill the grid so every row, every column and every 3×3 box holds 1 to 9 exactly once. One grid a day, gentle on Monday and hardest on Saturday, with pencil notes, undo and a check button whenever you want one.