SudokuHard

Hard Sudoku — Puzzle 48

2798
7
584
62
3129
476
4321
92
965

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.

237198654
469375281
581624937
896742315
374516829
125839476
643257198
952481763
718963542