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Tough Sudoku for 17/February/2015


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Sudoku Solving Techniques

Submitted by: sudoku lover

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17/Feb/15 12:46 AM
Basics; UP24; 5h2=5b2-5a3=(5-9)a9=(9-4)c9=4g9-[4g3=4h3 AND 2g9=2h7] :=> -5h37; basics to the end.
17/Feb/15 1:40 AM
17/Feb/15 1:55 AM
#25 5?@b2=>[a9=5=>c9=9=>g9=4=>h7=2&b7=1=>c2=1=>g2=6=>i7=6]=>d7={}=>b2<> 5
#30 12@bg3=>b3<>5
#31 1@b23=>b7<>1
#33 More...
17/Feb/15 7:52 AM
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