Hints for SUDOKU #28

Difficulty: Hard

Spoiler-safe hints for the SUDOKU puzzle of October 18, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.

Hint 1

55 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 8. Look at what its row, column and box already hold.

Hint 3

Row 7, column 8 is a 5.

The answer

Contains the answer. Open only if you are stuck.

2 4 1 | 8 7 9 | 5 6 3
9 6 8 | 1 5 3 | 4 2 7
5 7 3 | 2 6 4 | 1 8 9
---------------------
1 8 6 | 9 4 2 | 7 3 5
7 9 4 | 5 3 8 | 2 1 6
3 5 2 | 7 1 6 | 9 4 8
---------------------
4 2 9 | 3 8 7 | 6 5 1
6 3 5 | 4 9 1 | 8 7 2
8 1 7 | 6 2 5 | 3 9 4

Play this puzzle Today's hints Archive

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.