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Tough Sudoku for 18/June/2017

                 
                 
                 
                 
                 
                 
                 
                 
                 

Choose a number, and place it in the grid above.

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Check out the latest post in the Sudoku Forum

Sudoku Solving Techniques

Submitted by: sudoku lover

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Thanks, gath. Glad to see the 'tough' back.
19/Jun/17 10:31 PM
SE 7.2
#1 basics to UP28.
#2 (9)g4=(9-3)g8=HP(34)gh9-(3=7)c9-ac7=(7-1)h7=g7 -> -1g4; UP81
19/Jun/17 10:31 PM
lcls to 28
1. Kraken row (1)fgh7 =>-9g8; singles to 81
||(1)f7-(1257=9)gh7.hi8
||(1)g7-(1=9)g4
||(1-7)h7=ab7-(7=3)c9-g9=(3)g8
20/Jun/17 6:31 AM
59:18
20/Jun/17 8:48 AM
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