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Tough Sudoku for 24/March/2019


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

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Sudoku Solving Techniques

Submitted by: sudoku lover

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1. Unique possibilities to 36.
2. Whether bf1=3;i7=3.UP81.
24/Mar/19 12:40 AM
Should read:
2. Whether bg1=3;i7=3.UP81.
24/Mar/19 12:41 AM
Basics to 36
1.X-chain x=3 =>[a9,a6,a4,b7,b1,e4,g9,i3]<>3
=> a3=g1=e6=3 b1=9 .. solve
24/Mar/19 12:57 AM
24/Mar/19 2:07 AM
Keyan Bowes for a gorgeous lake photo. I've never seen turquoise water like that!
24/Mar/19 4:54 AM
It's astonishing how dry the land is at the top of the photo. I guess the wind blows only toward the bottom.
24/Mar/19 6:43 AM
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