SudoCue

Clueless Special

  
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 678, dated 2023-05-24, rated 41 and requires N2,F2,SK.

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

089030000400000700207000000030000010000000407900000005040000000001040530000308100
080005000900460800060000105000000603000000700800000001005012000000000000012000300
409100002001428000000000005010000000062000050083000000006080300000000001000071020
002060140000000070000102000100000590080000400000000600004070000065001000710850000
010600508030040006070539000340000000020000000000000001400050070000000000800000102
073014002009200070400007000206000050000000100001000600000900000800000060017600085
000120000200580706751000800000000978000000020072000000003650000405009000000003690
020000831009004000007520009000000097000000020008000064500300000700080000060200000
060000000009000030050000106100000005640000001700000040410062000000800000000010900

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From last week's Clueless Special archive

Number Date Rate
682Sunday, May 28, 202341 (N2,H2,SK)
681Saturday, May 27, 202341 (N2,SK)
680Friday, May 26, 202341 (N2,SK)
679Thursday, May 25, 202341 (N2,H2,SK)
678Wednesday, May 24, 202341 (N2,F2,SK)
677Tuesday, May 23, 202341 (N2,F3,SK)
676Monday, May 22, 202341 (N2,SK)
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