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Tough Sudoku for 4/November/2018

                 
                 
                 
                 
                 
                 
                 
                 
                 

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 48.
2. Whether ae3=1;b9=1.UP81.
04/Nov/18 12:21 AM
Basics to 48
1. X-chain x=1 => [a8,a3,b2,d2,e9,f5,f2] <>1
=> a3=8 a8=3 e9=3... solve
04/Nov/18 1:00 AM
18:19.
04/Nov/18 1:42 AM
Basics to 48
1. 5-links oddagon (aka broken wing) in the 1s (b9, e9, e3, a3, a8@) with a single guardian in a2 =>a2=1; singles to 81

Note: there is also a BUG+5
04/Nov/18 3:44 AM
He looks like a biggie too!
04/Nov/18 6:09 AM
#49 1?@e9=>a3=1=>a8=3=>b9={}=>e9<>1
NB/
#28 19@df5
#31 57@e46
#48 57@b16
04/Nov/18 6:46 AM
Is the Aquarium in Balitmore USA or Ireland?
NB/
In the 1600's the whole town of Balitmore Ireland were taken as slaves to Africa and never returned.
04/Nov/18 6:55 AM
The aquarium is in Baltimore, Maryland. It is part of the wonderful Inner Harbor area, with various attractions.
04/Nov/18 5:02 PM
From Google:
Inner Harbor is a sightseeing hub, home to Maryland Science Center with a planetarium and observatory, and the National Aquarium, featuring giant turtles, dolphins and electric eels. The Top of the World Observation Level offers sweeping views of the city, while a collection of More...
04/Nov/18 5:41 PM
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