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Sudoku: # Date: 01/13/2012   Rating:
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1
8
8
2
6
1
7
4
2
1
8
5
8
3
8
9



     




Solution so far
247196538
851372946
369548172
175829463
492613785
683754219
518937624
934261857
726485391
Started with 16 numbers. Found 81.
Status: Solved Time: 4.50s
Used 16 guesses. ( 2 bad guesses. )
Edit


65) 6, 9=5 Only place in row that 5 can go
64) 7, 9=3 Only place in row that 3 can go
63) 7, 7=6 Only place in row that 6 can go
62) 9, 7=4 Only place in row that 4 can go
61) 8, 7=2 Only place in row that 2 can go
60) 8, 2=4 Only place in row that 4 can go
59) 9, 2=6 Only place in row that 6 can go
58) 7, 2=9 Only place in row that 9 can go
57) 9, 6=9 Only place in row that 9 can go
56) 7, 6=2 Only place in row that 2 can go
55) 8, 6=1 Only place in row that 1 can go
54) 9, 9=1 Only place in row that 1 can go
53) 8, 4=6 Only place in row that 6 can go
52) 9, 4=3 Only place in row that 3 can go
51) 8, 1=3 Only place in row that 3 can go
50) 7, 1=5 Only place in row that 5 can go
49) 8, 8=5 Only place in row that 5 can go
48) 6, 8=1 Guess 1 from 15 (cycle 47)
47) 9, 5=5 Only place in row that 5 can go
46) 7, 5=7 Only place in row that 7 can go
45) 9, 8=7 Only place in row that 7 can go
44) 6, 7=7 Only number this square can be.
43) 6, 5=3 Only place in column that 3 can go
42) 6, 4=9 Only place in column that 9 can go
41) 6, 1=6 Only place in column that 6 can go
40) 5, 8=6 Only place in column that 6 can go
39) 5, 1=9 Only place in column that 9 can go
38) 5, 7=3 Only place in column that 3 can go
37) 5, 4=2 Only place in column that 2 can go
36) 4, 8=2 Only place in column that 2 can go
35) 4, 7=9 Only place in column that 9 can go
34) 4, 6=7 Guess 7 from 279
33) 4, 5=6 Guess 6 from 67 (cycle 32)
32) 6, 6=4 Only place in row that 4 can go
31) 4, 9=4 Only number this square can be.
30) 4, 4=8 Only place in row that 8 can go
29) 6, 3=8 Only place in row that 8 can go
28) 4, 3=5 Guess 5 from 58 (cycle 27)
27) 5, 2=7 Only place in row that 7 can go
26) 4, 2=3 Guess 3 from 3679 (cycle 25)
25) 3, 9=6 Only place in column that 6 can go
24) 3, 8=4 Guess 4 from 46 (cycle 23)
23) 2, 9=2 Only place in column that 2 can go
22) 2, 7=1 Guess 1 from 12 (cycle 21)
21) 2, 5=9 Only place in column that 9 can go
20) 2, 6=8 Only place in column that 8 can go
19) 2, 4=7 Guess 7 from 789 (cycle 18)
18) 5, 3=4 Only number this square can be.
17) 3, 3=9 Only place in column that 9 can go
16) 3, 1=7 Only place in column that 7 can go
15) 3, 6=3 Only place in column that 3 can go
14) 3, 4=5 Only place in column that 5 can go
13) 3, 2=1 Only place in row that 1 can go
12) 2, 2=5 Guess 5 from 1579
11) 2, 1=4 Guess 4 from 4579 (cycle 10)
10) 1, 9=7 Only place in column that 7 can go
9) 1, 8=9 Only place in column that 9 can go
8) 1, 7=5 Guess 5 from 579 (cycle 7)
7) 1, 6=6 Guess 6 from 679 (cycle 6)
6) 1, 5=4 Guess 4 from 45679 (cycle 5)
5) 1, 4=1 Guess 1 from 15679 (cycle 4)
4) 1, 3=3 Guess 3 from 3459 (cycle 3)
3) 9, 3=2 Only place in row that 2 can go
2) 1, 1=2 Guess 2 from 234579 (cycle 1)
1) 7, 8=8 Only place in row that 8 can go