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.
127386 puzzles downloaded.
47 |
23 |
45 |
|
22 |
|
28 |
|
|
|
44 |
|
33 |
|
|
20 |
|
15 |
|
19 |
18 |
13 |
25 |
21 |
3 |
|
30 |
39 |
40 |
|
46 |
|
|
10 |
26 |
8 |
16 |
|
42 |
6 |
|
7 |
27 |
29 |
|
36 |
48 |
|
1 |
28 |
|
16 |
47 |
|
10 |
3 |
4 |
20 |
|
43 |
|
41 |
27 |
42 |
35 |
|
|
1 |
13 |
|
49 |
24 |
44 |
26 |
11 |
12 |
19 |
|
5 |
|
|
38 |
15 |
36 |
|
46 |
8 |
37 |
25 |
|
14 |
30 |
7 |
|
34 |
18 |
23 |
6 |
|
42 |
2 |
|
|
31 |
|
36 |
25 |
34 |
13 |
41 |
45 |
23 |
39 |
1 |
12 |
27 |
|
38 |
11 |
47 |
44 |
37 |
|
|
|
18 |
35 |
|
|
22 |
19 |
17 |
7 |
14 |
|
|
32 |
16 |
4 |
8 |
|
28 |
|
|
46 |
6 |
|
42 |
15 |
46 |
43 |
12 |
|
|
29 |
|
2 |
14 |
13 |
31 |
45 |
26 |
|
20 |
3 |
|
|
47 |
6 |
48 |
23 |
49 |
|
40 |
16 |
|
19 |
8 |
38 |
|
|
21 |
|
|
|
34 |
28 |
|
17 |
5 |
25 |
11 |
7 |
30 |
33 |
|
5 |
|
10 |
|
11 |
3 |
|
|
37 |
12 |
7 |
39 |
35 |
15 |
14 |
|
25 |
|
41 |
42 |
6 |
34 |
|
13 |
|
19 |
8 |
32 |
17 |
27 |
48 |
|
21 |
30 |
9 |
29 |
18 |
49 |
|
|
28 |
47 |
38 |
|
|
|
24 |
31 |
|
35 |
|
8 |
|
23 |
40 |
|
|
|
43 |
22 |
44 |
|
|
33 |
|
6 |
39 |
21 |
16 |
31 |
29 |
12 |
9 |
37 |
13 |
4 |
26 |
7 |
11 |
2 |
48 |
14 |
45 |
18 |
17 |
20 |
25 |
15 |
|
42 |
|
41 |
47 |
|
30 |
|
|
|
25 |
21 |
|
|
5 |
|
26 |
45 |
6 |
|
20 |
18 |
27 |
14 |
|
33 |
28 |
42 |
|
12 |
1 |
8 |
|
38 |
24 |
17 |
39 |
23 |
|
31 |
10 |
43 |
49 |
|
22 |
|
|
46 |
|
30 |
37 |
16 |
47 |
44 |
4 |
40 |
35 |
32 |
|
46 |
49 |
30 |
1 |
7 |
37 |
19 |
16 |
11 |
36 |
|
|
26 |
2 |
38 |
|
8 |
25 |
3 |
|
4 |
28 |
41 |
|
44 |
35 |
|
|
|
21 |
34 |
13 |
12 |
|
24 |
18 |
22 |
|
45 |
20 |
|
|
|
|
|
14 |
|
|
|
33 |
27 |
12 |
|
43 |
36 |
|
|
44 |
40 |
|
|
8 |
|
7 |
18 |
39 |
10 |
6 |
29 |
41 |
23 |
|
46 |
5 |
|
42 |
48 |
|
|
45 |
49 |
28 |
|
13 |
19 |
31 |
32 |
35 |
38 |
34 |
37 |
17 |
20 |
3 |
2 |
|
11 |
15 |
30 |
|
36 |
|
10 |
41 |
44 |
|
|
|
28 |
24 |
|
|
20 |
8 |
9 |
37 |
42 |
|
|
|
|
14 |
13 |
22 |
45 |
47 |
16 |
4 |
12 |
17 |
48 |
31 |
39 |
|
2 |
3 |
40 |
|
|
23 |
21 |
|
1 |
6 |
|
43 |
|
37 |
|
|
34 |
2 |
|
15 |
|
|
3 |
9 |
20 |
|
|
22 |
11 |
|
16 |
48 |
30 |
21 |
33 |
39 |
19 |
41 |
8 |
47 |
24 |
38 |
28 |
35 |
44 |
|
|
49 |
12 |
45 |
27 |
|
|
|
42 |
|
1 |
|
|
25 |
29 |
|
11 |
19 |
6 |
40 |
32 |
28 |
22 |
12 |
42 |
|
38 |
37 |
|
17 |
|
|
|
31 |
23 |
|
44 |
|
20 |
45 |
30 |
43 |
18 |
35 |
3 |
|
|
|
41 |
|
16 |
48 |
39 |
|
25 |
10 |
|
29 |
13 |
5 |
2 |
27 |
26 |
24 |
49 |
27 |
|
22 |
13 |
49 |
18 |
|
|
26 |
15 |
5 |
|
2 |
6 |
1 |
36 |
19 |
29 |
31 |
|
24 |
|
|
8 |
|
23 |
|
17 |
|
25 |
|
4 |
47 |
42 |
|
32 |
|
48 |
44 |
37 |
21 |
|
20 |
16 |
43 |
39 |
28 |
10 |
33 |
|
9 |
19 |
18 |
|
|
16 |
6 |
39 |
|
11 |
10 |
|
30 |
8 |
5 |
13 |
24 |
29 |
|
|
44 |
|
40 |
4 |
49 |
43 |
27 |
14 |
|
25 |
21 |
|
|
37 |
47 |
7 |
41 |
|
3 |
31 |
1 |
26 |
42 |
22 |
|
32 |
46 |
|
38 |
32 |
21 |
48 |
17 |
1 |
10 |
47 |
9 |
28 |
|
6 |
|
4 |
15 |
43 |
26 |
|
|
41 |
25 |
|
|
|
34 |
29 |
|
7 |
33 |
35 |
24 |
31 |
8 |
|
45 |
22 |
|
19 |
|
11 |
23 |
30 |
|
13 |
27 |
12 |
3 |
16 |
|
|
39 |
33 |
42 |
25 |
8 |
5 |
2 |
|
|
|
|
40 |
|
|
|
15 |
23 |
34 |
47 |
36 |
7 |
22 |
30 |
|
32 |
38 |
43 |
|
10 |
|
28 |
|
29 |
14 |
31 |
19 |
|
|
12 |
|
|
4 |
27 |
|
41 |
16 |
20 |
44 |
21 |
6 |
|
14 |
|
9 |
|
1 |
47 |
13 |
17 |
32 |
7 |
|
31 |
|
18 |
|
5 |
|
15 |
10 |
45 |
49 |
36 |
30 |
|
|
37 |
48 |
|
29 |
11 |
25 |
|
|
|
20 |
|
19 |
40 |
27 |
2 |
38 |
|
44 |
4 |
8 |
23 |
48 |
44 |
32 |
24 |
1 |
|
|
9 |
2 |
|
37 |
22 |
4 |
13 |
|
29 |
17 |
49 |
45 |
33 |
|
41 |
31 |
|
39 |
|
5 |
40 |
8 |
36 |
38 |
20 |
3 |
26 |
|
27 |
|
|
|
7 |
14 |
25 |
19 |
43 |
12 |
|
|
15 |
10 |
43 |
48 |
|
30 |
8 |
|
13 |
25 |
|
42 |
|
7 |
|
|
23 |
46 |
24 |
19 |
17 |
|
37 |
|
29 |
|
|
4 |
11 |
|
49 |
|
5 |
47 |
9 |
|
15 |
2 |
12 |
39 |
27 |
14 |
45 |
34 |
33 |
10 |
26 |
28 |
31 |
44 |
|
|
34 |
14 |
|
6 |
49 |
47 |
46 |
|
16 |
24 |
|
20 |
44 |
|
39 |
|
36 |
4 |
|
10 |
21 |
9 |
|
8 |
28 |
13 |
38 |
45 |
3 |
11 |
|
25 |
33 |
31 |
26 |
|
1 |
17 |
27 |
|
19 |
|
|
41 |
37 |
43 |
48 |
40 |
23 |
22 |
|
16 |
|
|
42 |
7 |
|
44 |
26 |
1 |
|
|
|
|
|
|
47 |
36 |
|
2 |
|
20 |
45 |
38 |
31 |
|
10 |
49 |
28 |
46 |
4 |
|
17 |
6 |
15 |
24 |
|
|
|
|
40 |
|
|
33 |
19 |
41 |
18 |
49 |
3 |
|
35 |
|
|
25 |
28 |
30 |
46 |
4 |
8 |
1 |
41 |
27 |
34 |
|
26 |
|
24 |
|
|
14 |
16 |
38 |
7 |
19 |
|
22 |
6 |
|
12 |
29 |
11 |
20 |
45 |
|
44 |
5 |
33 |
2 |
|
23 |
21 |
36 |
9 |
|
|
|
|
4 |
|
17 |
|
35 |
|
|
22 |
19 |
|
|
3 |
12 |
47 |
40 |
31 |
11 |
13 |
|
23 |
32 |
33 |
|
|
44 |
27 |
21 |
46 |
7 |
36 |
|
43 |
|
|
37 |
41 |
16 |
48 |
|
49 |
5 |
|
|
38 |
|
|
9 |
24 |
16 |
47 |
27 |
46 |
|
|
12 |
17 |
|
23 |
15 |
28 |
|
36 |
|
7 |
3 |
|
25 |
18 |
29 |
48 |
43 |
|
6 |
|
26 |
|
32 |
1 |
31 |
|
|
19 |
33 |
|
|
10 |
24 |
45 |
20 |
9 |
42 |
41 |
21 |
11 |
49 |
|
37 |
|
37 |
34 |
22 |
33 |
7 |
35 |
20 |
|
45 |
31 |
|
49 |
9 |
|
12 |
2 |
|
16 |
27 |
19 |
42 |
32 |
11 |
|
6 |
44 |
46 |
28 |
15 |
4 |
|
26 |
24 |
|
1 |
5 |
|
21 |
36 |
|
41 |
48 |
18 |
29 |
8 |
47 |
40 |
|
32 |
|
18 |
37 |
4 |
20 |
17 |
49 |
40 |
38 |
3 |
36 |
|
|
46 |
2 |
|
|
7 |
14 |
9 |
|
23 |
|
42 |
|
25 |
29 |
1 |
41 |
19 |
|
45 |
21 |
|
5 |
|
12 |
13 |
31 |
|
39 |
24 |
|
|
22 |
27 |
28 |
47 |
19 |
46 |
|
|
21 |
|
|
43 |
13 |
|
8 |
23 |
11 |
28 |
|
|
4 |
|
35 |
25 |
2 |
14 |
18 |
1 |
|
|
33 |
49 |
20 |
|
47 |
24 |
31 |
5 |
3 |
36 |
38 |
|
|
32 |
41 |
|
|
30 |
|
26 |
|
17 |
|
|
|
|
19 |
20 |
25 |
46 |
|
32 |
22 |
39 |
33 |
|
8 |
36 |
42 |
7 |
2 |
|
5 |
26 |
|
37 |
41 |
15 |
48 |
29 |
|
|
45 |
|
27 |
|
38 |
10 |
35 |
49 |
30 |
47 |
9 |
6 |
3 |
43 |
|
|
21 |
|
1 |
14 |
34 |
43 |
15 |
8 |
|
|
14 |
|
|
|
|
38 |
19 |
7 |
32 |
|
33 |
46 |
40 |
22 |
13 |
|
10 |
26 |
17 |
21 |
|
28 |
|
42 |
49 |
|
|
|
|
|
|
45 |
29 |
39 |
|
18 |
25 |
|
|
16 |
|
2 |
9 |
41 |
40 |
28 |
23 |
46 |
|
|
8 |
|
31 |
47 |
19 |
|
20 |
37 |
26 |
29 |
|
10 |
17 |
22 |
39 |
6 |
27 |
48 |
|
16 |
34 |
25 |
|
30 |
18 |
|
2 |
|
15 |
3 |
|
1 |
21 |
|
49 |
45 |
12 |
33 |
|
7 |
42 |
|
|
18 |
11 |
20 |
13 |
26 |
32 |
35 |
15 |
10 |
46 |
21 |
43 |
33 |
45 |
|
1 |
44 |
39 |
|
48 |
|
34 |
6 |
|
|
3 |
|
12 |
|
27 |
19 |
7 |
16 |
2 |
|
|
4 |
|
41 |
|
36 |
49 |
|
14 |
17 |
|
5 |
25 |
4 |
8 |
|
|
41 |
5 |
20 |
3 |
49 |
7 |
|
|
|
11 |
|
23 |
45 |
47 |
37 |
10 |
27 |
17 |
2 |
|
14 |
|
48 |
15 |
|
44 |
40 |
39 |
34 |
6 |
|
46 |
42 |
35 |
12 |
|
19 |
22 |
|
|
24 |
13 |
33 |
18 |
30 |
24 |
11 |
5 |
36 |
|
19 |
45 |
13 |
29 |
6 |
|
2 |
|
|
|
41 |
23 |
35 |
|
40 |
42 |
|
|
31 |
10 |
18 |
32 |
12 |
44 |
|
20 |
|
27 |
|
47 |
|
25 |
14 |
22 |
1 |
3 |
21 |
|
46 |
|
48 |
|
38 |
7 |
1 |
35 |
29 |
41 |
|
24 |
49 |
|
|
48 |
|
|
9 |
25 |
34 |
28 |
|
30 |
|
26 |
|
16 |
47 |
43 |
|
40 |
7 |
2 |
42 |
14 |
13 |
37 |
5 |
|
|
|
11 |
|
|
|
|
46 |
39 |
45 |
20 |
31 |
36 |
19 |
|
|
5 |
37 |
25 |
16 |
39 |
|
27 |
31 |
1 |
|
11 |
|
32 |
6 |
|
43 |
20 |
33 |
2 |
14 |
15 |
|
18 |
28 |
|
|
|
13 |
38 |
|
|
36 |
22 |
44 |
49 |
|
17 |
|
4 |
24 |
45 |
8 |
3 |
30 |
29 |
12 |
26 |
46 |
|
30 |
4 |
|
24 |
45 |
33 |
42 |
48 |
41 |
|
46 |
5 |
47 |
10 |
|
|
8 |
9 |
|
34 |
3 |
40 |
17 |
20 |
12 |
|
25 |
|
|
21 |
2 |
22 |
44 |
29 |
39 |
|
36 |
26 |
|
18 |
38 |
32 |
|
|
49 |
11 |
14 |
|
8 |
14 |
26 |
6 |
38 |
15 |
11 |
|
1 |
9 |
42 |
35 |
|
29 |
|
48 |
46 |
17 |
|
49 |
|
25 |
|
33 |
|
27 |
|
|
47 |
|
18 |
40 |
32 |
34 |
41 |
30 |
36 |
|
28 |
44 |
22 |
|
|
31 |
10 |
24 |
39 |
|
21 |
40 |
25 |
31 |
45 |
47 |
44 |
6 |
30 |
|
35 |
34 |
|
39 |
38 |
2 |
|
16 |
|
|
|
49 |
5 |
21 |
42 |
22 |
24 |
15 |
|
18 |
|
3 |
1 |
|
|
|
20 |
|
28 |
19 |
|
46 |
13 |
14 |
48 |
32 |
43 |
9 |
36 |
12 |
|
16 |
40 |
|
|
48 |
|
22 |
|
|
|
4 |
24 |
5 |
28 |
|
|
41 |
11 |
23 |
30 |
43 |
35 |
2 |
46 |
9 |
36 |
8 |
27 |
39 |
1 |
32 |
|
47 |
38 |
|
|
42 |
10 |
18 |
|
|
3 |
|
7 |
15 |
|
|
26 |
|
29 |
|
31 |
34 |
|
23 |
10 |
|
|
19 |
40 |
48 |
|
13 |
27 |
22 |
33 |
46 |
21 |
43 |
4 |
1 |
39 |
25 |
26 |
|
|
|
|
44 |
7 |
30 |
20 |
28 |
|
|
15 |
2 |
|
|
|
18 |
8 |
42 |
|
6 |
|
11 |
22 |
33 |
|
28 |
45 |
30 |
18 |
44 |
41 |
25 |
21 |
42 |
12 |
19 |
24 |
|
36 |
32 |
26 |
|
|
38 |
4 |
|
35 |
10 |
|
6 |
29 |
43 |
7 |
34 |
23 |
37 |
46 |
|
17 |
|
|
48 |
11 |
|
|
39 |
40 |
|
13 |
27 |
8 |
|
|
|
21 |
|
|
|
|
|
29 |
27 |
|
22 |
18 |
30 |
|
38 |
13 |
36 |
7 |
|
|
|
4 |
47 |
|
28 |
20 |
41 |
|
32 |
15 |
40 |
|
19 |
34 |
9 |
|
|
2 |
12 |
35 |
6 |
26 |
25 |
42 |
1 |
49 |
48 |
|
13 |
39 |
2 |
28 |
6 |
21 |
48 |
18 |
27 |
|
43 |
|
|
29 |
|
10 |
7 |
24 |
45 |
|
11 |
19 |
22 |
40 |
1 |
|
14 |
36 |
17 |
|
41 |
42 |
12 |
|
44 |
30 |
31 |
33 |
|
15 |
32 |
34 |
|
9 |
|
|
47 |
16 |
|
|
|
49 |
|
42 |
37 |
|
27 |
|
41 |
15 |
28 |
43 |
3 |
17 |
35 |
6 |
8 |
20 |
16 |
18 |
7 |
5 |
19 |
2 |
9 |
36 |
24 |
40 |
33 |
45 |
10 |
|
32 |
|
|
11 |
46 |
22 |
|
|
|
23 |
31 |
|
21 |
|
34 |
|
7 |
38 |
|
|
|
43 |
11 |
45 |
|
|
9 |
13 |
42 |
4 |
37 |
14 |
|
30 |
6 |
40 |
46 |
27 |
28 |
|
33 |
|
44 |
21 |
20 |
26 |
|
16 |
|
35 |
10 |
32 |
23 |
49 |
24 |
8 |
|
|
15 |
34 |
|
17 |
|
2 |
|
36 |
49 |
38 |
27 |
21 |
7 |
41 |
|
47 |
35 |
|
|
|
5 |
|
|
48 |
44 |
43 |
|
31 |
46 |
|
1 |
20 |
2 |
33 |
9 |
|
|
23 |
17 |
|
40 |
4 |
10 |
22 |
30 |
26 |
|
12 |
|
|
18 |
32 |
29 |
45 |
42 |
|
28 |
25 |
|
|
38 |
|
15 |
23 |
5 |
30 |
|
|
21 |
19 |
49 |
40 |
1 |
|
|
17 |
24 |
|
|
|
3 |
20 |
31 |
48 |
46 |
|
26 |
39 |
9 |
8 |
13 |
14 |
6 |
41 |
47 |
27 |
11 |
|
32 |
|
|
45 |
35 |
|
13 |
41 |
44 |
11 |
|
46 |
4 |
39 |
|
20 |
10 |
26 |
21 |
|
18 |
16 |
5 |
|
|
3 |
|
22 |
8 |
7 |
2 |
31 |
24 |
9 |
|
32 |
17 |
|
|
1 |
42 |
40 |
37 |
|
43 |
|
38 |
15 |
35 |
36 |
|
25 |
34 |
|
27 |
44 |
|
42 |
4 |
|
34 |
8 |
19 |
|
37 |
29 |
|
10 |
35 |
41 |
9 |
|
|
20 |
|
7 |
12 |
28 |
|
27 |
45 |
46 |
22 |
26 |
33 |
|
25 |
|
43 |
|
|
13 |
|
16 |
|
|
|
1 |
|
47 |
|
14 |
3 |
36 |
Showing puzzle number: 7
Puzzletype: Symmetrical Sudoku
Startnumbers: 1670
Difficulty: Very easy (0)
Solution methods:
SiSo SC Solve puzzle Show solution Print