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 552, dated 2023-01-18, rated 41 and requires N2,H2,SK.

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

400003690009080000000000030300000700007000008001000000020100000000905210095000000
021700000007000020650000000005000600003000000000000408010400800004070003000610904
590000001600010000000002000700000010010000809000000060850003000020190000000004500
000000015000009004065000829000000070007000090381000000010804000040000007506000000
010000400060200000000086000206000500005000004000000007000060003004970000900500001
090600000000300250600000010470000000009000030001000070200015043030000000000040000
062100009000076008004000520000000700078000000400000000053000200940050000000007000
300007000090200300000000000004000100502000060000000000000000054060005700070400090
400200070080300001900000000020000090300000028000000006000604080809000030710002000

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From last week's Clueless Special archive

Number Date Rate
562Saturday, January 28, 202341 (N2,H2,SK)
561Friday, January 27, 202341 (N2,H3,F2,SK)
560Thursday, January 26, 202341 (N2,H2,SK)
559Wednesday, January 25, 202341 (N2,H2,SK)
558Tuesday, January 24, 202341 (N2,H2,SK)
557Monday, January 23, 202341 (N2,SK)
556Sunday, January 22, 202341 (N2,N3,SK)
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