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 500, dated 2022-11-27, rated 41 and requires N2,H2,SK.

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

084000000000600508100000000000000800000000000000000406020390001800020004093041680
000000020000057009400000105030000501084000600060000000000000000051900080603400700
048000060002000000000900104300000000060000002000000800030000400009000076025000009
045000000008000007000200063801000000000000590000000041000004000904050010000000370
020500070000090003008001054010000000000000060690000002904000080000403000000780000
001000008780600942009000000000000400000000805020000600000000200004203067010090000
200040000040007050000501037005000080000000000109000000700005609004608070000000000
017504200800000090200060307000000600020000000070000000000100000900007500005000008
061000009000057080000000764040000000500000000602000300200080005000204000037095400

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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.
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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
499Saturday, November 26, 202241 (N2,SK)
498Friday, November 25, 202241 (N2,H2,SK)
497Thursday, November 24, 202241 (N2,H2,SK)
496Wednesday, November 23, 202241 (N2,N3,H2,SK)
495Tuesday, November 22, 202241 (N2,SK)
494Monday, November 21, 202241 (N2,SK)
493Sunday, November 20, 202241 (N2,H2,F2,SK)
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