8 6 3 5 1 9 2 7 9 8 4 7 2 1 6 8 3 4 9 3 6 2 4 7 5 1 8 5 6 4 5 6 3 2 1 4 31-01-2021.......facile 31-01-2021 www.daily-sudoku-puzzle.com

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

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