SudokuMedium

Medium Sudoku — Puzzle 15

768
391
6129
9871
2843
418
682
4263
2951

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.

197526834
823479156
564831729
936287541
258164397
741395682
319648275
485712963
672953418