SudokuMedium

Medium Sudoku — Puzzle 144

6584
4593
861
625
8476
784
187
93514
453

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.

635821749
721459638
984736251
462197385
359284176
178563492
513942867
296378514
847615923