SudokuHard

Hard Sudoku — Puzzle 41

8
52
34
271
6853
54126
345
9863
18

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.

752163948
461958723
983427165
328695471
619784532
547312896
834271659
295846317
176539284