SudokuMedium

Medium Sudoku — Puzzle 274

285
7528
587
3486
62398
26
61794
317
796

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.

672381549
194752683
583496721
345978162
716235498
928164375
861527934
259643817
437819256