SudokuHard

Hard Sudoku — Puzzle 8

3682
51
1238
2145
439
14378
59
98

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.

396814572
528379614
174625389
461952837
932768145
857431926
615243798
283597461
749186253