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 351, dated 2022-07-01, rated 41 and requires N2,H2,SK.

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

400027060000050200700100000007000002002000003048000000000003000600000170190004000
007069500000100000940807100000000000058000700030000000000000008000080903094000000
005600009000000006090040000040000010370000000980000005007005002000100904010000700
000000017000005090407000300000000060000000000020000700806000900100007000093060001
020008009048000030309000000870000000030000000100000042910030000400706090000000300
005000016000290007000000094000000020410000870600000030050940108300006000000008000
090020500004070000060000100000000008000000030000000400201000090300000000789500000
086000200000200010000300064063000980040000006000000025034560000007012000008000009
006020070000603019000000005000000400009000000070000800700000150038000000005000060

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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
350Thursday, June 30, 202241 (N2,N4,H2,F2,SK)
349Wednesday, June 29, 202241 (N2,H2,SK)
348Tuesday, June 28, 202241 (N2,N3,H2,F3,SK)
347Monday, June 27, 202241 (N2,H2,SK)
346Sunday, June 26, 202241 (N2,H2,SK)
345Saturday, June 25, 202241 (N2,H2,SK)
344Friday, June 24, 202241 (N2,H2,H3,SK)
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