Sudoku No. 72
9
8
4
7
2
3
7
5
1
6
9
7
4
8
6
1
6
3
8
4
8
7
9
8
1
2
6
9
1
4
6
8
5
7
9
Fill every empty square with a digit from 1 to 9.
Each row, each column and each of the nine 3×3 boxes contains every digit exactly once.
The printed digits are fixed. Every puzzle has one solution and never needs a guess.
Sudoku No. 72, gentlePoint Paper, /sudoku/72