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How to solve Videos Forum Timed Rankings Print 19 Feb 2014
Easy:
4×4
6×6
Sudoku
Medium:
4×4
6×6
8×8
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Killer
Extra
7 × 7 User Puzzle, Rating: ★★★      Solved 119 times
This is a User Created Puzzle, today created by: clm
Description: Saturday, Feb 15, 2014. Parity only. Easy level. Suggested by the 7x7 subtraction only puzzle.  Points: 6
abcdefg
1 
7|
5|
7|

7
6|

2 


5
7|
3|
7|

3 
6|

3|


5|
5|
4 
7|


7|
6|


5 
5|
1
7


7|

6 

7|
5|
7|
5
3|
7|
7 
5



6


Note: this puzzle also uses the bitwise OR operator |
(see for example this page or this forum page for an explanation)

total
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