5 7 1 3 4 5 9 2 1 9 4 5 4 3 5 2 6 7 4 1 1 8 2 4 1 9 2 6 7 8 1 6 4 4 8 3 20-08-2017.......facil 20-08-2017 www.daily-sudoku-puzzle.com

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

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