Difícil Sudoku 2018 to print (free PDF)
Download every difícil Sudoku from 2018 — 365 puzzles — as a free printable PDF.
Sudokus de muestra
2
5
6
5
8
3
2
9
7
1
8
4
4
3
9
1
1
6
7
4
6
7
6
5
1
8
2
7
3
2
6
8
1
1
7
9
5
9
2
1
3
7
5
2
9
6
4
7
3
4
1
3
8
6
5
3
5
1
1
5
4
6
3
7
9
6
8
2
9
7
3
8
3
4
5
6
2
9
3
9
5
2
7
5
7
6
8
9
3
5
2
7
5
9
6
5
1
3
3
4
9
4
7
8
2
1
7
6
5
2
1
7
2
4
1
2
4
9
3
4
1
6
2
7
1
5
4
9
8
3
5
8
6
5
4
2
5
4
7
4
9
3
5
6
5
8
2
9
2
4
1
1
5
7
2
6
8
4
6
3
4
7
3
7
9
1
6
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