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# Tough Sudoku for 12/January/2010

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Submitted by: Gath

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 Watch out below!!! 12/Jan/10 12:09 AM That is quite the paint-job!!!!! Have a great day/night everyone! 12/Jan/10 1:01 AM Don't mess with me! 12/Jan/10 2:00 AM Have a good flight!! 12/Jan/10 2:12 AM 20:34 12/Jan/10 5:31 AM Love the paint job! Maen! 12/Jan/10 5:46 AM 37:03 12/Jan/10 7:06 AM Quite a snarl!! 12/Jan/10 7:25 AM Fabulous old planes. 12/Jan/10 8:53 AM Ahh! My picture from the June Flying Weekend and my Dad's 70th Birthday! 12/Jan/10 9:06 AM 1. Note pair 15 at e1/f2.Unique possibilities to 29.2. If d5=8,c5=6=b8.Also,f5=8=d8 makes b8=6.UP33.3. If f5=8=a7,a9=5=c5,d5=6.So d5=68;b5=2.UP34.4. If h2=6,a2=1,h9=4=c7;row 7 is devoid of 1.Hence hi=6.UP36.5. If f2=1,a2=6=c5,d5=8,d8=7.Also f2=5 makes d8=7 (to avoid the 14 unresolvable rectangle at bf46).UP61.6. h2=5 (to avoid the 59 unresolvablr rectangle at ah46).UP81. 12/Jan/10 9:54 AM This makes a great tough jigsaw too! 12/Jan/10 12:26 PM Thanks Kate!!! 12/Jan/10 3:08 PM My go for today:1)Basic techniques to UP=29, note locked sets 49 in d123 and 9 in h46.2)(6) e6=e7-d8=b8=>b6<>63)(6)b8=(6-8)d8=(8-2)d5=(2)b5=>b5<>6, UP=334)(3)gh1=(3-4)g3=(4-9)d3=(9)d1=>d1<>3, UP=615)(5)i8=g8-g5=f5-f2=h2=>i1<>5, UP=81Best regards, Neil 12/Jan/10 6:42 PM 14.48 Now that would definitely scare me in a dogfight! 12/Jan/10 9:21 PM Almost similar to Neil,s solution:1) Start at 23, basic techniques to UP=292) (6=3)e7-(3=789)f789-(8=1356)cfgh5-(6)b56=(6)b8,=>ac7d8<>6.UP=333) YWS(79)c3: (9)d1=c1-(9=7)c3-(7=3)e3,=>d1<>3.UP=614) (5): e1=e6-f5=g5-g8=i8,=>i1<>5.UP=81 13/Jan/10 1:35 AM I picture of my fourth ex mother-in-law......LOL! 13/Jan/10 10:23 AM 1.(3)e3=(*34)dg3-(9)d3=(9)d1 => d1<>32.(6)b8=(6-8)d8=(8)d5-(*26)bd5=(6)c5 => c7<>6 UP=61.3.(5)e1=e6-f5=g5-g8=i8 => i1<>5 UP=81. 13/Jun/10 10:38 PM SE=7.1 10/Sep/10 10:45 AM