2 9 4 8 4 1 7 6 5 8 6 1 2 8 6 7 8 4 2 3 6 3 1 2 7 9 4 3 2 1 5 9 6 5 3 7 20-01-2018.......facile 20-01-2018 www.daily-sudoku-puzzle.com

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

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