SudokuMedium

Medium Sudoku — Puzzle 155

7431
6945
51
297
182
2847
4657
2734
3671

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 32 given numbers and exactly one solution, so it can always be finished by reasoning alone.

748352916
216984573
953716428
821497365
475631892
639528147
184265739
592173684
367849251