SudokuMedium

Medium Sudoku — Puzzle 278

87391
16
23
56
15947
472165
32186
9
8931

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.

856739412
319842567
724165983
938576124
165924738
472381695
593217846
241658379
687493251