26
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18
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29
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10
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31
12
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14
5
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25
6
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6
4
2
8
9
1
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8
9
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123
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Sandwich sudoku(Expert) https://gridpuzzle.com/sandwich-sudoku/n2wkr

Latest score list for #n2wkr

fa
family 剛剛
15'38''
gu
guest 19分鐘前
17'51''
re
recovery 27分鐘前
8'58''
gu
guest 36分鐘前
13'31''
su
sundays dog 21分鐘前
15'46''
ov
overtons 一小時前
18'43''
te
technology 一小時前
5'19''
Pr
Prestashop 一小時前
5'39''
yo
youtube 29分鐘前
9'8''
do
doctors 一小時前
14'43''

Latest score list for Sandwich sudoku

Ol
Oliver solved puzzle No#l4j8g;
18'30''
La
Lawyer solved puzzle No#l09ww;
5'40''
Ol
Olivia solved puzzle No#okqx4;
9'37''
Sh
Shopify solved puzzle No#oy12n;
19'26''
Pa
Paintless solved puzzle No#3w8nk;
18'4''
fa
farmstand solved puzzle No#3nwn5;
9'27''
gu
guest solved puzzle No#oy12n;
4'7''
an
anonymous solved puzzle No#odn90;
12'1''
gu
guest solved puzzle No#l969q;
9'27''
an
anonymous solved puzzle No#odn90;
9'43''

How to play Sandwich sudoku

Sandwich Sudoku Rules

  • Fill the numbers 1-9 into each row, column, and 3x3 subgrid of a 9x9 grid.

  • Each number can only appear once in each row, column, and 3x3 subgrid.

  • Fill in the blank cells with the numbers 1-9 so that each row, column, and 3x3 subgrid contains the numbers 1-9.

  • contains extra numbers outside the grid. These extra clues indicate the sum of digits between 1 and 9 in the corresponding row or column.

Sandwich Sudoku is a type of Sudoku puzzle that uses a non-standard grid. The grid is divided into several smaller grids, and the numbers in each smaller grid must be different. In addition, there are also numbers outside of the smaller grids that provide clues to the solution.


The outer borders of the grid contain the sum of the middle numbers in the corresponding row or column. For example, in the row with the numbers 2, 4, and 6, the outer border would contain the number 12. These numbers can be used to help solve the puzzle by providing clues to the possible values of the missing numbers.


Sandwich Sudoku puzzles can be more challenging than standard Sudoku puzzles because they require players to think more creatively and use more problem-solving skills. For example, players may need to use the clues outside of the smaller grids to help them solve the puzzle, and they may also need to use logic and deduction to narrow down the possible solutions.

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