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 306, dated 2022-05-17, rated 41 and requires N2,F2,SK.

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

200734800003090050000000001050000000040000000000000000004050090080040026006900400
002090400000080000390040005000000019000000003008000000070008030050902640600000100
000000060080000120456080000040000000008000009300000600200600097004000010873000000
600003000701050030000000015300000007040000920000000000502000000080092700000000000
000062000000000030000080071800000006000000052069000004302600005000000000095000100
012008000000000400700950000200000041000000900005000708000000096008000002500001000
700000050050016003000020000001000090042000007000000400003000580500003000020800000
900000060005004002002900703708000004000000005050000800600000000000016008007805200
000500009007309600002000100000000400010000000006000000200004501000000000068050020

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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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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
305Monday, May 16, 202241 (N2,H2,SK)
304Sunday, May 15, 202241 (N2,SK)
303Saturday, May 14, 202241 (N2,H2,SK)
302Friday, May 13, 202241 (N2,H2,F3,SK)
301Thursday, May 12, 202241 (N2,H2,SK)
300Wednesday, May 11, 202241 (N2,H2,SK)
299Tuesday, May 10, 202241 (N2,H2,SK)
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