SudokuHard

Hard Sudoku — Puzzle 12

72
6879
9825
14
876
1237
48
2495
1

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.

451897326
362514879
987632451
523769148
874351692
619428537
795146283
246983715
138275964