SudokuHard

Hard Sudoku — Puzzle 134

6
134
35
61425
523
78
76
9326
2849

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.

354689172
182375946
967214385
613428597
498567213
275193468
731956824
849732651
526841739