8 1 6 8 7 3 6 4 8 5 4 5 8 3 6 1 4 9 2 6 2 5 7 8 1 3 1 9 2 12-07-2017.......difficile 12-07-2017 www.daily-sudoku-puzzle.com

9 5 8 2 1 3 4 6 7 1 2 4 7 5 6 8 9 3 7 3 6 4 8 9 1 2 5 4 9 5 8 7 2 3 1 6 3 7 2 9 6 1 5 4 8 8 6 1 5 3 4 9 7 2 6 4 9 3 2 5 7 8 1 2 8 3 1 4 7 6 5 9 5 1 7 6 9 8 2 3 4

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