6 4 5 9 8 3 7 1 4 3 7 2 3 1 6 2 8 3 5 2 1 6 5 7 9 5 1 8 11-10-2016.......dificil 11-10-2016 www.daily-sudoku-puzzle.com

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