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 391, dated 2022-08-10, rated 41 and requires N2,SK.

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

800000009026030000490000200004000007000000600002000301600802000080091040000060000
006000508003000060090001004000000200000000080004000007000900000700803901000062000
000030548000060100090028000100000000070000004080000005000600003402003700009500026
008000600900080030016093000060000000000000000000000510005040000000001283020000060
700020000100080300690000102407000080500000000000000000003910700000205009000000001
090070020024010900000005100300000740000000000800000003010000097040008000200030000
500070000400000100000008003005000007000000000016000305000104830000000600004053000
005048000079053060083100500000000010000000003908000000060000405000009000000000100
400000000000200100000009000001000040000000850000000019067000008003004000800100027

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From last week's Clueless Special archive

Number Date Rate
443Saturday, October 1, 202241 (N2,F2,SK)
442Friday, September 30, 202241 (N2,H2,SK)
441Thursday, September 29, 202241 (N2,H2,SK)
440Wednesday, September 28, 202241 (N2,N3,SK)
439Tuesday, September 27, 202241 (N2,SK)
438Monday, September 26, 202241 (N2,H2,SK)
437Sunday, September 25, 202241 (N2,N3,H2,SK)
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