SudokuHard

Hard Sudoku — Puzzle 203

1453
8251
61
7
591
7542
427
213
46

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.

791482653
382756419
546913872
123698745
854237961
679541238
468125397
217369584
935874126