難しい Sudoku 2026 to print (free PDF)
Download every 難しい Sudoku from 2026 — 204 puzzles — as a free printable PDF.
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9
7
3
6
7
2
8
2
4
3
7
6
3
4
4
3
9
6
7
9
8
5
6
8
7
8
1
9
3
9
2
4
7
8
2
1
2
5
3
9
1
5
1
3
4
8
1
6
5
1
5
7
8
6
8
3
4
7
5
8
6
3
1
1
6
8
7
6
7
1
4
7
2
3
5
9
1
2
6
1
3
2
6
8
5
9
3
2
3
4
7
9
1
2
3
7
8
6
3
3
7
5
2
1
2
9
7
4
9
1
8
3
1
5
6
2
4
5
9
3
8
6
2
1
6
2
8
5
4
1
2
5
1
9
3
6
7
5
1
4
9
8
3
6
1
4
1
6
8
7
1
5
2
1
8
4
9
2
5
1
3
4
9
8
8
5
1
4
5
9
4
8
2
6
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