SudokuHard

Hard Sudoku — Puzzle 110

865
6183
43
51
142
62
973
7382
896

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.

189346257
265187394
473952168
358479612
714263589
692815473
826594731
947631825
531728946