SudokuMan.com back to Sudoku Homepage
Sudoku: # Date:   Rating:
Start   Shortcut to This Start Point


    Reset  
     
   Back1  

   Solve1  

 Solve All  
Solution so far
147238569
258169347
369457128
471382695
582691473
693574281
714823956
825916734
936745812
Started with 0 numbers. Found 81.
Status: Solved Time: 11.28s
Used 45 guesses. ( 30 bad guesses. )
   Sanity Check - really solved?  
Save


81) 9, 9=2 Only place in row that 2 can go
80) 8, 9=1 Only place in row that 1 can go
79) 9, 6=1 Only place in row that 1 can go
78) 8, 6=8 Only place in row that 8 can go
77) 9, 3=8 Only place in row that 8 can go
76) 8, 3=2 Guess 2 from 28 (cycle 75)
75) 9, 8=4 Only place in row that 4 can go
74) 8, 8=3 Only place in row that 3 can go
73) 9, 5=3 Only place in row that 3 can go
72) 8, 5=7 Only place in row that 7 can go
71) 9, 2=7 Only place in row that 7 can go
70) 8, 2=4 Guess 4 from 47 (cycle 69)
69) 9, 7=6 Only place in row that 6 can go
68) 8, 7=5 Only place in row that 5 can go
67) 9, 4=5 Only place in row that 5 can go
66) 8, 4=9 Only place in row that 9 can go
65) 9, 1=9 Only place in row that 9 can go
64) 8, 1=6 Guess 6 from 69 (cycle 63)
63) 7, 9=8 Only place in column that 8 can go
62) 7, 6=2 Guess 2 from 28 (cycle 61)
61) 7, 8=7 Only place in column that 7 can go
60) 7, 5=4 Guess 4 from 47 (cycle 59)
59) 7, 7=9 Only place in column that 9 can go
58) 7, 4=6 Guess 6 from 69 (cycle 57)
57) 7, 3=1 Guess 1 from 128 (cycle 56)
56) 7, 2=3 Guess 3 from 347 (cycle 55)
55) 7, 1=5 Guess 5 from 569 (cycle 54)
54) 6, 8=6 Only place in column that 6 can go
53) 6, 7=3 Guess 3 from 36 (cycle 52)
52) 6, 6=4 Only place in column that 4 can go
51) 6, 5=1 Guess 1 from 14 (cycle 50)
50) 6, 3=7 Only place in column that 7 can go
49) 6, 2=9 Only place in column that 9 can go
48) 6, 1=8 Guess 8 from 89 (cycle 47)
47) 6, 9=5 Only number this square can be.
46) 5, 9=4 Only place in column that 4 can go
45) 5, 8=1 Guess 1 from 14 (cycle 44)
44) 6, 4=2 Only number this square can be.
43) 5, 6=7 Only place in column that 7 can go
42) 5, 5=9 Only place in column that 9 can go
41) 5, 4=8 Guess 8 from 89 (cycle 40)
40) 5, 7=2 Only number this square can be.
39) 5, 3=5 Guess 5 from 578 (cycle 38)
38) 5, 2=6 Guess 6 from 679 (cycle 37)
37) 5, 1=3 Guess 3 from 35689 (cycle 36)
36) 4, 9=7 Only place in column that 7 can go
35) 4, 8=9 Only place in column that 9 can go
34) 4, 7=8 Guess 8 from 89 (cycle 33)
33) 4, 6=5 Guess 5 from 578 (cycle 32)
32) 4, 5=6 Guess 6 from 679 (cycle 31)
31) 4, 4=3 Guess 3 from 35689 (cycle 30)
30) 4, 3=4 Guess 4 from 4578 (cycle 29)
29) 4, 2=1 Guess 1 from 134679 (cycle 28)
28) 4, 1=2 Guess 2 from 235689 (cycle 27)
27) 3, 9=6 Only place in column that 6 can go
26) 3, 8=5 Guess 5 from 56 (cycle 25)
25) 3, 7=4 Guess 4 from 456 (cycle 24)
24) 3, 6=3 Only place in column that 3 can go
23) 3, 5=2 Guess 2 from 23 (cycle 22)
22) 3, 4=1 Guess 1 from 123 (cycle 21)
21) 3, 3=9 Only place in column that 9 can go
20) 3, 2=8 Guess 8 from 89 (cycle 19)
19) 3, 1=7 Guess 7 from 789 (cycle 18)
18) 2, 9=3 Only place in column that 3 can go
17) 2, 8=2 Guess 2 from 23 (cycle 16)
16) 2, 7=1 Guess 1 from 123 (cycle 15)
15) 2, 6=9 Only place in column that 9 can go
14) 2, 5=8 Guess 8 from 12389
13) 2, 4=7 Guess 7 from 123789
12) 2, 3=6 Guess 6 from 6789 (cycle 11)
11) 2, 2=5 Guess 5 from 56789 (cycle 10)
10) 2, 1=4 Guess 4 from 456789 (cycle 9)
9) 1, 9=9 Only place in column that 9 can go
8) 1, 8=8 Guess 8 from 89 (cycle 7)
7) 1, 7=7 Guess 7 from 789 (cycle 6)
6) 1, 6=6 Guess 6 from 6789 (cycle 5)
5) 1, 5=5 Guess 5 from 56789 (cycle 4)
4) 1, 4=4 Guess 4 from 456789 (cycle 3)
3) 1, 3=3 Guess 3 from 3456789 (cycle 2)
2) 1, 2=2 Guess 2 from 23456789 (cycle 1)
1) 1, 1=1 Guess 1 from 123456789 (cycle 0)