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Tough Sudoku for 1/December/2012

                 
                 
                 
                 
                 
                 
                 
                 
                 

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

  1 2 3 4 5 6 7 8 9
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Submitted by: Gath

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Paris?
01/Dec/12 1:21 AM
I thought the same thing, Desert Diva.
The Louvre area, maybe?
01/Dec/12 1:48 AM
Definitly agree.
01/Dec/12 1:54 AM
#1. LS and LC; UP28
#2. Chain[9] : Kraken 5bgh2 :=> 7c9=3c8 :=> -3c9; UP81

(5-8)b2=(8-7)b7=7c9
||
(5-3)g2=3f2-3f8=3c8
||
5h2-5h4=*[7f7=7f4-(7=*2)h4-2h5=(2-7)c5=7b46]-7b7=7c9
01/Dec/12 2:28 AM
26 (2)ac1=>i1<>2 (39)i46=>i46<>2
27 (39)i46=>i1<>3=>(37)eg1=>e1<>6
29 (37)ce9=>(89)de8=>{b8<>8&[(89)c37=>c7<>7]}
More...
01/Dec/12 7:35 AM
My first thought was 'The Da Vinci Code'
01/Dec/12 6:57 PM
A longer path:
SE=7.2
SSTS to UP=28
1)(19=7)b46-(7=2)c5-(2=1)c1,=>b1<>1
2)(4)i7=i3-(4=7)d3-e1=e9-(7=5)f7,=>i7<> ;5
3)(5)h4=g5-(5=4)e5-(4=1)e6-(1=7)f4*-f7=b7-c9=(7-2)c5=(2)h5,=>h4<>27.UP=81
02/Dec/12 2:01 AM
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