SudokuHard

Hard Sudoku — Puzzle 44

19
521
2463
17
631
523
2
68
748936

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.

367185492
895324761
214769358
423691587
576832149
189547236
952476813
631258974
748913625