6 3 9 2 8 3 5 1 9 6 8 2 4 9 4 3 1 7 4 7 9 5 6 2 8 6 7 5 04-08-2017.......dificil 04-08-2017 www.daily-sudoku-puzzle.com

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