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Tough Sudoku for 23/January/2015


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Submitted by: Gath

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SE=7.3 UP to 26
1)2-chain Logic:(3)28=(56)f79=(1)d8,(2)f4,(5)e2 or (3)b8=(8)b9=(1)h9=(5)b9=(6)f9=(2)f4 => f4=2,cgh<>1,b2<>5 UP=41
2)W-Wing:(3)c8=(5)c3 or (3)e8=(5)e2 => a2<>5 UP=81
23/Jan/15 2:15 AM
[7e7=(7-3)e8=(3-8)c8=(8-9)c9=(9-6)i9=6f9]-6e7; UP36
[7e8=(7-2)h8=(2-5)i8=Kite(5i73,5gf1)-(5=3)f7]-3e8; UP81
23/Jan/15 3:26 AM
Those benches look like a awe inspiring location for meditation and reflection..
23/Jan/15 5:45 AM
#27 6?@f4=>f9=5=>{b9=1,f7=3,i9=6=>c9=9=>c7=5}=>ab7=2=>f4<>6
#37 8@a23=>c3<>8 46@ghi3=>c3<>46=>46@c25=>c2<>5
5?@f1=>[a2=5&f7=3=>c8=3]=>c3={ }=>f1<>5
#38 18@g8h9=>i9<>8
#42 More...
23/Jan/15 9:31 AM
I was going a bit 358 crazy doing this one.
23/Jan/15 4:56 PM
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