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 428, dated 2022-09-16, rated 41 and requires N2,H2,SK.

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

705000000010003004084060000500000021002000030007000000000000006000010085871005400
008560370500000010002009600000000080030000700200000000000000020000000864090000000
000080000008205003100060290001000300060000050000000820703004005004001000000053000
000004078400600000000000010130000009704000630090000000026900000080000061000300500
200008009705200300010000060900000006000000000100000000300000000080006030000000004
030000057500078000009000000000000020000000695020000003001030000080000406400000070
210000050940000080050000000000000000000000607620000301000840002007020800090003000
090000007020007504010000000300000070000000005064000000005600190000001000000720008
809000000000002610210300900002000006000000500000000003000006000004700000090200104

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From last week's Clueless Special archive

Number Date Rate
439Tuesday, September 27, 202241 (N2,SK)
438Monday, September 26, 202241 (N2,H2,SK)
437Sunday, September 25, 202241 (N2,N3,H2,SK)
436Saturday, September 24, 202241 (N2,H2,SK)
435Friday, September 23, 202241 (N2,H2,SK)
434Thursday, September 22, 202241 (N2,H2,SK)
433Wednesday, September 21, 202241 (N2,N3,H2,SK)
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