SudokuHard

Hard Sudoku — Puzzle 3

3
92
18
751
39
3129
18325
3591
863

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.

547928361
968731452
312546897
729685134
185394276
634172589
491863725
273459618
856217943