SudokuHard

Hard Sudoku — Puzzle 65

4325
58
173
36
56
83
897
148
42851

How to play

Fill every row, every column and every 3 by 3 box with the numbers 1 to 9, using each number once.

This puzzle has 26 given numbers and exactly one solution, so it can always be finished by reasoning alone.

864973125
173245896
259186734
736819452
541627389
928354671
385491267
617532948
492768513