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Sandwich sudoku(Expert) https://gridpuzzle.com/sandwich-sudoku/re47g

Latest score list for #re47g

Am
Amelia 刚刚
12'30''
an
anonymous 15分钟前
12'41''
gu
guest 33分钟前
11'5''
fr
freelance 55分钟前
14'41''
gu
guest 13分钟前
9'7''
ma
make money 28分钟前
5'6''
cr
credit 一小时前
15'17''
be
betmgm 2小时前
17'7''
se
settlements 一小时前
3'58''
fa
family 30分钟前
10'31''

Latest score list for Sandwich sudoku

Cl
Classes solved puzzle No#n2wqx;
11'49''
re
recovery solved puzzle No#n2wkr;
7'12''
Ga
Gas solved puzzle No#eqrkk;
15'13''
Bi
Bitcoin solved puzzle No#eqrkk;
3'40''
he
healthcare solved puzzle No#9weq0;
9'35''
an
anonymous solved puzzle No#g4n2v;
4'6''
El
Electricity solved puzzle No#dn4k0;
8'34''
So
Sophia solved puzzle No#qmy2v;
13'52''
gu
guest solved puzzle No#eqrkk;
10'6''
bl
blackboard solved puzzle No#9we0w;
5'21''

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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