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Tough Sudoku for 2/July/2018

                 
                 
                 
                 
                 
                 
                 
                 
                 

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

Indicate which comments you would like to be able to see

Basics to 24
1. Loop (3)f7=(3-7)i7=d7-e8=(7-3)e2=(3)e9@ =>-3f9, -9i7, -7d8, -18e2; basics to 31
2. (5)i2=a2-(528=4)b1.c12 =>-4i2; singles to 81
02/Jul/18 12:35 AM
Like Cenoman's:
1. Unique possibilities to 24.
2. Whether e2=3,e8=7;OR e9=3=i7,d7=7;e2=37=i7.UP31.
3. Whether b1=2=c9,c2=4;OR b1=5=i2;i4=4.UP81.
02/Jul/18 1:47 AM
What a pretty light shade! Kate.
02/Jul/18 4:02 AM
#25 8?@c7=>b7=1=>{d7=7,f7=3}=>68@df3=>12@d12=>f2={}=>c7<>8
#31 5@c46=>c12<>5 1@df7=>f89<>1
4?@h5=>a3=4=>15@a89=>b1=5=>i2=5=>i1….9<>4=> h5<>4
02/Jul/18 5:24 AM
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