SudokuMedium

Medium Sudoku — Puzzle 221

725
546
4219
35784
487
5
4168
1659
39715

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.

726589341
915734268
438216759
357698412
169452873
842173596
594321687
271865934
683947125