SudoCue

Clueless Special

 

On this page you will find a unique type of puzzle. The sudoku you need to solve is made up of all center boxes of these sudokus, in the formation you see in this picture. As a reminder, they are highlighted with a light blue color. As you can see, this Sudoku is completely clueless.

To get aquainted with this format, check the Clueless Guide, which has a few solving tips and an easy starter puzzle. If you have trouble handling this puzzle format, you can download the Clueless Helper, a program that can open these puzzles directly from this website. To check your results, go to the list of submissions.

This is Clueless Special number 511, dated 2022-12-08, rated 41 and requires N2,H2,SK.

3   2
     
     
  4  
     
     
    8
3    
     
1    
  5  
     
  8 3
    9
7    
     
  4  
5   3
8   3
    6
9   4
    7
    3
     
9 6  
    2
    8
    6
9 4  
    3
     
     
     
     
     
  2 7
    9
    6
    5
     
     
     
3 8  
     
     
6    
     
     
     
     
     
  9  
     
     
     
     
  7 4
     
8   5
     
     
  4  
  1 3
     
    4
  9  
     
6    
4    
7 6  
     
    5
  8  
    2
     
     
    6
1    
     
  4  
  7  
     
1    
    7
     
    4
     
  3 9
     
4    
     
9    
3 6  
    1
     
     
8 3  
6    
  2  
2   6
  9  
    7
    9
  3  
8    
     
     
    4
     
    2
  6  
     
     
     
     
3 8  
  9  
5   7
    9
  4  
     
     
     
     
  8  
1    
     
  6 9
     
     
     
     
    3
     
6   9
  3  
  9  
8    
     
8    
1 6 3
    2
     
     
4   8
     
     
     
     
2   7
  1  
2 4  
     
8   4
     
     
6 7  
3    
    2
     
7 8  
     
    6
3    
2   7
2    
7   9
     
    9
    4
  1  
    3
     
6    
6 4 2
     
     
  5  
    7
     
2   8
     
     
1    
  4  
     
     
6 1 8
    4
     
     
  6  
     
     
     
7    
     
     
  5 2
  6  
     
     
     
     
     
3    
  4 1
    1
  8 2
  3  
     
     
     
  7  
    3
     
    4
     
     
6    
  1 4
  8 3
3 5 1
  2  
  6  
     
  7  
  9  
  5  
     
1    
     
9    
4 2  
  1  
     
    7
    4
  9 6
     
     
     
2    

302040008000000300000000000006000000940000000003000027000000000000805040074000013
100083000050009040000700503009000380006000000005000000000000760004600000090400005
803007960006003002904000008600000090000000000000000000080000000002006040000100070
000000039100004000007000400000000000002000380060000090030000002090800000800163000
000001830900000600360000020507000000009000080040000100408000010000000240000207000
206009000090030000007800004000000003069000000000000609804670000000300780000002000
006200009300709004207000010000000700000000000060000000004600351000014020000083060
003642050000000007600000000052000000060000300000000041000050000070000900090100420
208100000000040618000000004001000070082000003030000000010004000000096000007000200

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Submit Answer
  • By pressing the Submit button, you agree to be added to the contestants list.
  • The e-mail address is mandatory. It will only be used to identify you in this competition. It will not be shown in the list.
  • The solution must contain the 81 digits for the blue Clueless cells.
  • You may keep any formatting, as long as there are exactly 81 digits 1 through 9 in the solution.
  • If your country is in the dropdown list, select it there. Totals by country are based on this selection.
  • The solving time is optional, but it helps me to improve the ratings for future Clueless Specials.
Name
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E-mail address *
Blue Solution *
Solving time

Was the answer correct? Were you the first? Check the list of submissions

From last week's Clueless Special archive

Number Date Rate
510Wednesday, December 7, 202241 (N2,SK)
509Tuesday, December 6, 202227 (N2,H3,F2)
508Monday, December 5, 202241 (H2,F2,SK)
507Sunday, December 4, 202241 (N2,H2,SK)
506Saturday, December 3, 202226 (N3,F2)
505Friday, December 2, 202241 (N3,H2,SK)
504Thursday, December 1, 202241 (N2,N3,H2,SK)
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