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100 very difficult Sudokus Nr. 2
Moritz Lenz
June 8, 2008
Here you can find 100 hard Sudokus. They have only one solution each, the solutions are given on
pages 18pp.
These are 100 most difficult Sudokus from a collection of more than 30,000 Sudokus.
You can get this document for free from http://sudokugarden.de/en/download-pdf
Feedback is always welcome, please send an email to [email protected]

Sudokus
Nr. 1

Nr. 3

2

1

8 9

2

4
5

9 8
4
6

1

5

7
8

3
3

6

5

2

9

8
8
4 9

2

8
6 5 4

6 7

7
Nr. 2

5

Nr. 4

5 7

7 9
7

8
4
9

4
9

8

5
1

7
6
2
2

7

1 4
9

2

1

8
6

9 8
3 4