9 5 7 2 7 5 4 1 2 4 8 5 4 8 9 1 6 7 3 1 5 6 9 4 7 3 4 1 6 5 8 9 3 1 4 6 20-07-2017.......facile 20-07-2017 www.daily-sudoku-puzzle.com

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

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