5 6 3 7 4 1 7 5 3 3 9 5 2 1 7 8 9 6 1 7 5 4 1 3 4 1 8 9 2 9 1 5 6 9 4 3 7 23-04-2014.......facil 23-04-2014 www.daily-sudoku-puzzle.com

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2=>(1,6) | 3=>(4,1) | 7=>(3,1) | 8=>(9,1) | 2=>(2,3) | 8=>(3,3) | 7=>(7,2) | 4=>(3,5) | 6=>(3,7) | 9=>(1,7) | 5=>(4,5) | 7=>(6,4) | 9=>(5,3) | 5=>(5,7) | 3=>(8,5) | 9=>(6,6) | 6=>(6,9) | 5=>(7,9) | 4=>(8,7) | 3=>(7,3) | 7=>(8,6) | 8=>(8,9) | 1=>(9,9) | 2=>(9,4) | 2=>(7,7) | 1=>(1,1) | 8=>(1,8) | 4=>(1,9) | 9=>(2,1) | 6=>(9,2) | 1=>(3,8) | 5=>(9,3) | 2=>(4,8) | 6=>(4,6) | 3=>(5,6) | 2=>(6,5) | 6=>(7,5) | 8=>(2,5) | 6=>(2,4) | 2=>(5,2) | 8=>(6,2) | 4=>(4,4) | 4=>(5,8) | 8=>(5,4) |