SudokuMedium

Medium Sudoku — Puzzle 216

825
57
64
78961
123745
8579
381
752
3716

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.

824715936
571963842
369284517
735849261
912637485
648152793
456328179
187596324
293471658