Difícil Sudoku 2019 to print (free PDF)
Download every difícil Sudoku from 2019 — 365 puzzles — as a free printable PDF.
Sudokus de muestra
5
7
9
8
6
4
1
4
8
2
5
2
8
5
9
3
1
3
7
8
2
8
5
2
9
7
4
6
1
2
2
9
4
6
7
8
6
1
7
9
4
4
3
8
4
1
7
5
2
9
5
8
3
1
8
5
5
4
7
2
7
2
4
2
1
3
3
5
1
2
9
6
4
3
8
7
2
9
4
1
2
6
3
5
5
1
7
3
2
4
8
6
1
5
3
8
5
3
6
9
5
5
1
9
2
5
4
3
6
9
1
7
8
6
8
5
1
5
7
4
4
1
3
2
3
5
2
6
9
2
3
8
1
4
6
4
9
1
8
7
9
7
2
6
8
5
9
1
6
2
4
9
9
2
1
5
6
5
4
8
3
4
3
4
7
6
9
5
9
1
8
3
2
5
3
8
7
9
8
1
5
6
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