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9
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123
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Sandwich sudoku(Hard) https://gridpuzzle.com/sandwich-sudoku/3jy2y

Latest score list for #3jy2y

sa
sandwich a second ago
9'40''
fa
family 17 minutes ago
12'4''
an
anonymous 9 minutes ago
5'59''
La
Lawyer 15 minutes ago
4'55''
re
repair an hour ago
19'47''
an
anonymous 27 minutes ago
17'51''
an
anonymous an hour ago
10'24''
sp
specialist 2 hours ago
6'4''
In
Internet 2 hours ago
12'52''
st
stock price an hour ago
16'59''

Latest score list for Sandwich sudoku

in
intergration solved puzzle No#o605q;
7'53''
Be
Benjamin solved puzzle No#o68dq;
15'6''
Tr
Treatment solved puzzle No#3jvd5;
7'32''
he
healthcare solved puzzle No#lpdpj;
10'33''
an
anonymous solved puzzle No#lgpr0;
19'36''
he
healthcare solved puzzle No#lpdpj;
9'50''
an
anonymous solved puzzle No#l4yn8;
19'6''
re
restoration solved puzzle No#l9k6w;
8'34''
an
anonymous solved puzzle No#o68dq;
3'59''
an
anonymous solved puzzle No#odr6v;
17'12''

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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