Sudoku puzzles (Su Doku)
My database includes 8 puzzles for the moment and I'm constantly generating more.
Rules: Fill in the grid so that every row and every column contains the digits 1 through 49. There is only 1 solution for each puzzle.
For more information check out Wikipedia.
126220 puzzles downloaded.
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37 |
27 |
33 |
11 |
6 |
15 |
46 |
12 |
|
8 |
29 |
23 |
|
38 |
39 |
|
32 |
|
28 |
31 |
17 |
44 |
13 |
5 |
25 |
42 |
20 |
16 |
43 |
|
4 |
3 |
|
48 |
|
34 |
7 |
19 |
|
|
9 |
22 |
|
26 |
|
47 |
1 |
49 |
27 |
8 |
|
|
48 |
46 |
32 |
41 |
25 |
13 |
6 |
24 |
26 |
7 |
|
9 |
11 |
1 |
|
|
23 |
12 |
42 |
22 |
49 |
|
|
|
44 |
20 |
3 |
34 |
|
38 |
|
36 |
|
|
43 |
2 |
30 |
45 |
33 |
19 |
|
10 |
|
39 |
40 |
1 |
32 |
45 |
|
|
41 |
30 |
4 |
|
|
|
16 |
24 |
13 |
28 |
26 |
22 |
|
33 |
|
|
37 |
|
40 |
|
42 |
43 |
|
18 |
31 |
2 |
27 |
44 |
23 |
17 |
38 |
12 |
49 |
|
21 |
|
20 |
15 |
|
11 |
5 |
8 |
7 |
19 |
|
|
|
45 |
5 |
30 |
19 |
6 |
33 |
|
24 |
38 |
|
20 |
26 |
27 |
|
15 |
11 |
|
49 |
1 |
34 |
|
13 |
7 |
36 |
22 |
|
40 |
48 |
44 |
31 |
46 |
16 |
|
|
|
14 |
|
35 |
18 |
|
39 |
4 |
32 |
|
29 |
3 |
14 |
4 |
31 |
37 |
|
10 |
46 |
44 |
34 |
3 |
35 |
|
18 |
|
29 |
40 |
2 |
|
|
11 |
|
|
49 |
39 |
|
|
38 |
|
|
26 |
5 |
21 |
|
12 |
9 |
1 |
16 |
|
|
20 |
|
42 |
|
|
|
17 |
6 |
43 |
33 |
|
39 |
|
14 |
16 |
44 |
35 |
|
4 |
25 |
46 |
|
42 |
19 |
2 |
15 |
28 |
17 |
7 |
33 |
|
27 |
41 |
1 |
47 |
49 |
37 |
32 |
8 |
36 |
|
12 |
|
|
18 |
45 |
9 |
24 |
|
|
13 |
|
3 |
6 |
5 |
43 |
|
|
21 |
39 |
14 |
6 |
30 |
|
27 |
|
|
42 |
1 |
45 |
33 |
2 |
|
|
12 |
|
|
37 |
21 |
9 |
38 |
16 |
|
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|
|
46 |
|
|
10 |
|
28 |
40 |
13 |
|
23 |
11 |
36 |
24 |
8 |
48 |
17 |
35 |
34 |
44 |
3 |
41 |
31 |
|
48 |
47 |
22 |
3 |
|
|
27 |
|
33 |
17 |
39 |
|
18 |
15 |
21 |
|
42 |
9 |
49 |
34 |
|
|
31 |
28 |
6 |
32 |
14 |
41 |
8 |
35 |
10 |
30 |
16 |
11 |
44 |
37 |
5 |
|
|
|
|
|
|
43 |
|
40 |
23 |
|
13 |
|
|
40 |
45 |
11 |
47 |
|
|
27 |
30 |
9 |
38 |
12 |
|
36 |
44 |
43 |
20 |
32 |
33 |
25 |
28 |
14 |
10 |
46 |
23 |
2 |
19 |
|
29 |
15 |
|
|
26 |
39 |
|
3 |
|
7 |
5 |
37 |
31 |
4 |
|
18 |
17 |
48 |
22 |
17 |
34 |
43 |
3 |
36 |
45 |
|
|
49 |
|
1 |
22 |
31 |
16 |
27 |
5 |
15 |
21 |
|
37 |
30 |
14 |
|
42 |
38 |
|
|
|
25 |
|
32 |
11 |
35 |
24 |
|
12 |
7 |
|
39 |
|
20 |
23 |
44 |
13 |
|
|
33 |
46 |
18 |
|
35 |
|
|
32 |
|
42 |
3 |
38 |
|
33 |
40 |
6 |
43 |
|
10 |
39 |
48 |
|
|
16 |
|
7 |
|
22 |
26 |
|
|
28 |
|
11 |
47 |
41 |
25 |
|
46 |
30 |
|
|
|
|
13 |
18 |
20 |
14 |
|
19 |
5 |
2 |
7 |
|
42 |
8 |
20 |
|
41 |
24 |
26 |
|
27 |
|
34 |
9 |
|
48 |
40 |
4 |
2 |
19 |
38 |
45 |
13 |
28 |
|
|
3 |
49 |
|
25 |
47 |
16 |
18 |
21 |
|
23 |
14 |
31 |
5 |
33 |
|
30 |
|
|
39 |
|
10 |
17 |
37 |
3 |
5 |
|
|
37 |
|
|
|
21 |
47 |
25 |
|
16 |
26 |
23 |
32 |
33 |
22 |
19 |
20 |
13 |
|
|
4 |
36 |
|
6 |
10 |
|
9 |
38 |
14 |
12 |
18 |
|
29 |
1 |
|
46 |
41 |
27 |
|
2 |
31 |
|
42 |
48 |
|
44 |
23 |
|
|
41 |
30 |
3 |
17 |
|
14 |
12 |
44 |
|
47 |
36 |
13 |
|
10 |
49 |
48 |
|
43 |
|
33 |
25 |
9 |
39 |
|
11 |
45 |
34 |
15 |
40 |
20 |
1 |
31 |
5 |
|
2 |
22 |
|
42 |
27 |
8 |
24 |
|
|
28 |
|
35 |
|
22 |
17 |
|
40 |
|
33 |
|
2 |
28 |
7 |
48 |
|
29 |
|
45 |
|
37 |
46 |
9 |
11 |
10 |
|
5 |
26 |
3 |
20 |
|
47 |
24 |
|
|
32 |
42 |
25 |
15 |
13 |
|
21 |
49 |
|
35 |
23 |
38 |
36 |
|
41 |
12 |
14 |
8 |
9 |
12 |
49 |
41 |
|
36 |
30 |
17 |
29 |
39 |
5 |
11 |
24 |
46 |
|
|
7 |
23 |
26 |
28 |
44 |
6 |
27 |
|
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|
48 |
4 |
22 |
42 |
43 |
|
|
13 |
3 |
37 |
20 |
|
15 |
33 |
|
47 |
31 |
34 |
45 |
10 |
25 |
34 |
16 |
|
12 |
|
|
|
|
31 |
20 |
18 |
25 |
48 |
27 |
41 |
22 |
|
10 |
39 |
|
17 |
21 |
19 |
2 |
|
13 |
|
3 |
33 |
|
|
49 |
11 |
8 |
35 |
|
26 |
|
|
29 |
43 |
|
37 |
1 |
15 |
|
30 |
40 |
46 |
|
|
49 |
20 |
15 |
48 |
8 |
|
41 |
23 |
19 |
35 |
25 |
42 |
34 |
|
24 |
|
17 |
14 |
18 |
3 |
30 |
36 |
46 |
4 |
5 |
12 |
39 |
1 |
|
45 |
|
10 |
6 |
|
|
|
|
22 |
|
28 |
9 |
|
47 |
|
32 |
31 |
38 |
2 |
46 |
44 |
1 |
24 |
15 |
13 |
40 |
|
|
32 |
37 |
14 |
11 |
21 |
34 |
|
|
18 |
|
|
35 |
31 |
33 |
8 |
|
12 |
5 |
42 |
3 |
|
39 |
22 |
26 |
43 |
|
28 |
10 |
30 |
23 |
47 |
|
27 |
16 |
29 |
|
|
49 |
7 |
25 |
43 |
20 |
|
10 |
|
7 |
26 |
|
14 |
42 |
12 |
|
31 |
48 |
49 |
37 |
|
|
13 |
46 |
8 |
|
47 |
17 |
|
|
1 |
2 |
11 |
|
41 |
24 |
|
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|
35 |
9 |
36 |
45 |
|
44 |
21 |
38 |
|
6 |
|
26 |
38 |
44 |
|
4 |
29 |
|
37 |
42 |
10 |
1 |
|
|
22 |
|
8 |
27 |
30 |
|
|
47 |
17 |
|
6 |
45 |
33 |
25 |
7 |
49 |
|
|
|
31 |
20 |
2 |
35 |
36 |
24 |
|
14 |
39 |
13 |
|
40 |
16 |
5 |
|
23 |
16 |
23 |
|
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34 |
21 |
10 |
20 |
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3 |
|
14 |
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2 |
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|
11 |
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|
29 |
|
45 |
|
49 |
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37 |
22 |
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|
41 |
|
|
28 |
48 |
19 |
|
44 |
38 |
42 |
13 |
6 |
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|
26 |
30 |
|
5 |
|
|
23 |
11 |
1 |
13 |
22 |
|
46 |
17 |
44 |
|
|
19 |
|
3 |
|
|
32 |
4 |
20 |
|
|
28 |
|
15 |
|
36 |
31 |
47 |
6 |
|
27 |
2 |
|
35 |
8 |
29 |
12 |
49 |
41 |
21 |
40 |
|
38 |
|
|
17 |
40 |
6 |
2 |
|
|
8 |
45 |
|
49 |
13 |
44 |
4 |
|
28 |
18 |
|
32 |
15 |
|
19 |
3 |
|
27 |
|
30 |
41 |
|
16 |
24 |
7 |
38 |
33 |
|
43 |
|
29 |
47 |
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|
14 |
|
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|
9 |
|
22 |
1 |
|
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18 |
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19 |
43 |
|
15 |
1 |
9 |
47 |
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40 |
48 |
25 |
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29 |
16 |
31 |
22 |
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2 |
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21 |
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13 |
45 |
23 |
36 |
|
14 |
11 |
42 |
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7 |
28 |
33 |
4 |
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37 |
35 |
|
34 |
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21 |
33 |
|
42 |
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45 |
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|
11 |
30 |
|
23 |
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29 |
27 |
9 |
1 |
40 |
|
43 |
24 |
|
34 |
|
49 |
47 |
|
2 |
14 |
|
6 |
36 |
|
41 |
46 |
19 |
44 |
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31 |
38 |
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32 |
48 |
35 |
26 |
|
|
40 |
|
9 |
21 |
35 |
34 |
48 |
10 |
26 |
4 |
|
49 |
17 |
|
31 |
32 |
12 |
41 |
|
44 |
|
36 |
|
|
22 |
27 |
38 |
|
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1 |
|
25 |
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|
37 |
8 |
18 |
|
15 |
46 |
43 |
28 |
14 |
|
|
29 |
|
5 |
26 |
|
|
18 |
7 |
12 |
39 |
32 |
|
44 |
20 |
49 |
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6 |
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|
35 |
28 |
|
36 |
|
37 |
|
16 |
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|
33 |
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30 |
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43 |
|
14 |
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3 |
29 |
46 |
2 |
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19 |
47 |
29 |
|
9 |
36 |
1 |
|
45 |
25 |
19 |
|
14 |
6 |
35 |
21 |
3 |
46 |
|
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2 |
47 |
13 |
11 |
38 |
37 |
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15 |
23 |
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17 |
32 |
39 |
|
49 |
|
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44 |
34 |
10 |
12 |
|
5 |
33 |
|
24 |
31 |
20 |
|
46 |
|
8 |
26 |
34 |
|
9 |
36 |
18 |
35 |
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42 |
47 |
|
10 |
48 |
22 |
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25 |
33 |
|
13 |
6 |
39 |
|
|
23 |
4 |
21 |
17 |
|
43 |
11 |
40 |
|
5 |
29 |
|
28 |
|
7 |
14 |
20 |
5 |
41 |
|
|
28 |
37 |
20 |
|
11 |
21 |
48 |
7 |
46 |
|
39 |
23 |
17 |
45 |
|
3 |
22 |
26 |
29 |
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32 |
15 |
47 |
40 |
|
|
8 |
|
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44 |
38 |
34 |
33 |
14 |
16 |
|
|
10 |
1 |
12 |
6 |
49 |
9 |
4 |
27 |
42 |
19 |
15 |
|
47 |
|
31 |
5 |
|
8 |
|
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35 |
37 |
|
14 |
|
44 |
32 |
49 |
22 |
11 |
1 |
2 |
48 |
45 |
40 |
10 |
9 |
|
21 |
|
23 |
4 |
24 |
20 |
28 |
34 |
6 |
|
16 |
27 |
33 |
41 |
12 |
|
|
9 |
11 |
33 |
|
12 |
22 |
25 |
|
47 |
38 |
|
|
10 |
|
40 |
13 |
41 |
36 |
|
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4 |
5 |
|
18 |
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31 |
26 |
17 |
29 |
|
43 |
24 |
|
3 |
27 |
19 |
45 |
32 |
15 |
39 |
28 |
|
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|
35 |
|
37 |
16 |
33 |
24 |
14 |
13 |
26 |
21 |
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20 |
15 |
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2 |
41 |
9 |
38 |
|
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46 |
11 |
43 |
39 |
8 |
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35 |
25 |
28 |
1 |
5 |
7 |
19 |
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|
45 |
10 |
29 |
23 |
42 |
27 |
34 |
6 |
40 |
|
18 |
47 |
16 |
3 |
32 |
32 |
15 |
39 |
|
8 |
5 |
6 |
22 |
|
24 |
31 |
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19 |
35 |
45 |
2 |
21 |
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36 |
10 |
|
12 |
3 |
43 |
40 |
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42 |
23 |
29 |
13 |
37 |
|
34 |
|
26 |
|
46 |
4 |
30 |
49 |
|
41 |
|
9 |
|
14 |
33 |
|
49 |
|
7 |
|
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25 |
27 |
34 |
23 |
|
37 |
11 |
|
32 |
19 |
20 |
43 |
18 |
40 |
35 |
24 |
2 |
|
29 |
30 |
47 |
4 |
|
10 |
|
46 |
13 |
14 |
|
1 |
28 |
44 |
|
12 |
45 |
38 |
|
21 |
15 |
16 |
33 |
|
|
48 |
36 |
|
21 |
48 |
|
33 |
1 |
|
30 |
16 |
13 |
|
7 |
37 |
|
4 |
9 |
40 |
6 |
47 |
|
28 |
38 |
|
24 |
41 |
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34 |
35 |
26 |
25 |
17 |
20 |
5 |
31 |
22 |
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3 |
32 |
19 |
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23 |
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42 |
10 |
4 |
44 |
11 |
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6 |
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29 |
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43 |
28 |
20 |
22 |
40 |
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42 |
36 |
41 |
13 |
1 |
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30 |
47 |
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32 |
10 |
16 |
24 |
45 |
27 |
2 |
5 |
14 |
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33 |
15 |
|
49 |
|
39 |
8 |
19 |
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38 |
3 |
23 |
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17 |
35 |
49 |
2 |
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43 |
29 |
10 |
11 |
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3 |
34 |
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16 |
23 |
13 |
25 |
|
7 |
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41 |
20 |
|
24 |
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5 |
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18 |
42 |
37 |
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22 |
38 |
15 |
40 |
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32 |
21 |
14 |
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46 |
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6 |
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11 |
42 |
25 |
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39 |
48 |
2 |
7 |
|
23 |
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45 |
22 |
|
47 |
14 |
20 |
36 |
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21 |
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40 |
5 |
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19 |
30 |
28 |
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35 |
46 |
49 |
24 |
18 |
6 |
26 |
17 |
|
37 |
|
|
29 |
27 |
38 |
44 |
13 |
8 |
10 |
25 |
29 |
39 |
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1 |
16 |
43 |
5 |
30 |
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19 |
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47 |
42 |
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38 |
34 |
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2 |
33 |
15 |
26 |
7 |
37 |
8 |
44 |
36 |
12 |
4 |
28 |
48 |
45 |
|
6 |
21 |
35 |
41 |
14 |
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20 |
11 |
3 |
46 |
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9 |
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12 |
10 |
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22 |
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14 |
4 |
5 |
36 |
7 |
30 |
39 |
24 |
34 |
3 |
15 |
45 |
6 |
44 |
23 |
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31 |
46 |
16 |
20 |
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47 |
42 |
49 |
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13 |
18 |
48 |
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32 |
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1 |
19 |
27 |
8 |
|
43 |
7 |
22 |
25 |
39 |
9 |
14 |
13 |
44 |
48 |
41 |
42 |
33 |
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32 |
3 |
38 |
|
49 |
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40 |
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16 |
35 |
46 |
15 |
19 |
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2 |
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31 |
27 |
10 |
1 |
26 |
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23 |
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29 |
20 |
28 |
45 |
38 |
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34 |
23 |
16 |
12 |
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8 |
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18 |
41 |
1 |
20 |
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5 |
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7 |
14 |
46 |
32 |
48 |
3 |
21 |
40 |
26 |
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42 |
25 |
36 |
27 |
19 |
4 |
9 |
39 |
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37 |
31 |
24 |
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30 |
17 |
45 |
13 |
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44 |
|
22 |
18 |
28 |
5 |
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23 |
|
11 |
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|
32 |
2 |
10 |
33 |
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3 |
14 |
6 |
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21 |
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1 |
46 |
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47 |
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15 |
9 |
44 |
|
27 |
|
29 |
26 |
17 |
49 |
7 |
40 |
|
20 |
4 |
35 |
24 |
45 |
3 |
|
17 |
44 |
14 |
|
7 |
46 |
|
36 |
|
|
|
9 |
19 |
20 |
25 |
16 |
5 |
|
29 |
40 |
37 |
48 |
|
11 |
43 |
21 |
|
49 |
38 |
|
39 |
30 |
32 |
|
34 |
23 |
|
1 |
22 |
35 |
10 |
42 |
31 |
|
|
|
18 |
31 |
46 |
11 |
13 |
|
49 |
14 |
|
36 |
|
3 |
20 |
45 |
12 |
41 |
7 |
26 |
22 |
16 |
27 |
|
5 |
35 |
|
48 |
|
37 |
|
|
39 |
|
29 |
15 |
10 |
42 |
40 |
38 |
|
|
|
19 |
34 |
32 |
|
|
2 |
25 |
30 |
15 |
10 |
|
7 |
|
36 |
5 |
37 |
39 |
34 |
21 |
|
|
14 |
|
17 |
|
30 |
26 |
38 |
29 |
|
|
|
45 |
18 |
22 |
48 |
4 |
|
|
1 |
9 |
32 |
|
20 |
19 |
47 |
8 |
46 |
16 |
40 |
24 |
28 |
49 |
|
|
11 |
41 |
47 |
6 |
19 |
|
31 |
|
40 |
49 |
|
|
9 |
21 |
29 |
|
17 |
|
12 |
28 |
|
43 |
26 |
24 |
39 |
15 |
4 |
16 |
13 |
18 |
14 |
23 |
|
48 |
|
22 |
32 |
|
20 |
1 |
45 |
|
7 |
34 |
25 |
36 |
10 |
8 |
46 |
30 |
|
Showing puzzle number: 1
Puzzletype: Symmetrical Sudoku
Startnumbers: 1660
Difficulty: Very easy (0)
Solution methods:
SiSo SC Solve puzzle Show solution Print