This file contains the weekly Sudoku Tanto puzzles from 
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This format can be used when the graphics version is unreadable.
It may also prove useful when used by the blind or visually impaired
in combination with a speech synthesiser.

To solve a Sudoku Tanto puzzle you need to complete the
grid so that all the numbers 1-9 appear in every row of 9
column of 9 and box of 9. Additionally, in the standardised format,
the missing even numbers (2,4,6 & 8) are indicated by a plus sign "+"
and the missing odd numbers by a minus sign "-".

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copyright owner.


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6 March 2010
 
Sudoku Tanto
Number 973 Easy

-3- ++- +9+
2-+ -1+ +-7
-++ -9+ +--
           
+-+ +-- -+-
-71 +-+ 45+
-++ -+- -+-
           
++- +5- --+
6+- -2- -+9
-1- -++ -6+


Sudoku Tanto
Number 974 Easy

++9 -+- 8--
-1+ +-- +6-
7-+ -++ -+5
           
+-+ +8- ---
-+- 7-4 +-+
-+- -1+ ++-
           
9+- +-- -+6
+5- -++ -1+
+-4 +-- 3-+


Sudoku Tanto
Number 975 Medium

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


Sudoku Tanto
Number 976 Medium

-++ 7+8 ---
-1- +-+ +8-
++- --- ++-
           
2-+ 8-5 -+3
--+ -6+ --+
8-- 4-7 +-2
           
++- -+- +--
-2- ++- -1+
--+ 3-4 -++


Sudoku Tanto
Number 977 Difficult

9+- +-+ -+7
+3- 6+5 -8-
++- --- +-+
           
+9+ -+- +5-
--- +9+ +-+
-2+ --+ +1-
           
--+ +-+ --+
+7+ 9+3 -2-
1+- -+- -+8


Sudoku Tanto
Number 978 Difficult

-3+ -++ -7+
8+- --+ --2
+-7 --+ 6+-
           
--- +4- ++-
+++ 385 ---
--+ -6- +-+
           
+-3 +-+ 5+-
7+- +-- ++9
-2+ +-- -3+