困难 Sudoku 2023 to print (free PDF)
Download every 困难 Sudoku from 2023 — 365 puzzles — as a free printable PDF.
预览
4
2
7
8
1
9
6
5
9
7
5
1
3
8
5
1
2
3
6
8
6
9
7
5
4
6
2
4
4
2
1
5
4
6
7
7
9
3
6
4
2
4
1
3
8
1
9
7
3
6
1
5
8
2
2
1
1
8
6
4
6
1
5
8
5
3
7
2
9
4
1
9
6
2
4
8
7
3
5
4
8
9
6
8
1
5
8
4
1
7
3
5
8
9
7
3
5
4
2
6
9
6
7
3
6
3
2
7
8
8
2
7
9
5
3
8
4
4
2
9
5
3
4
1
5
9
6
8
1
8
4
7
4
3
2
7
6
1
6
8
1
9
2
5
6
2
4
3
9
1
8
2
6
5
2
7
6
7
3
8
3
9
1
4
5
8
7
1
4
2
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