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Sandwich sudoku(Medium) https://gridpuzzle.com/sandwich-sudoku/ode00

Latest score list for #ode00

re
repair a second ago
5'28''
gu
guest 6 minutes ago
16'1''
me
medical 30 minutes ago
13'47''
Do
Donate 25 minutes ago
4'57''
At
Attorney 42 minutes ago
19'9''
pr
premium an hour ago
15'8''
Do
Donate an hour ago
10'39''
su
sundays dog an hour ago
10'22''
Wo
Workers 2 hours ago
3'39''
an
anonymous 44 minutes ago
3'45''

Latest score list for Sandwich sudoku

an
anonymous solved puzzle No#lpgm0;
19'37''
la
lawyer solved puzzle No#okde1;
13'55''
ph
photography solved puzzle No#l2pz5;
6'55''
pr
premium solved puzzle No#odn90;
18'2''
an
anonymous solved puzzle No#l2pz5;
11'47''
an
anonymous solved puzzle No#3nddx;
13'24''
se
semrush solved puzzle No#31e9o;
9'25''
Sh
Shopify solved puzzle No#oy12n;
16'29''
cr
crackstreams solved puzzle No#l0ze2;
19'45''
mo
motivation solved puzzle No#lpgm0;
17'48''

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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