2 8 3 7 6 6 9 3 1 4 5 9 8 2 5 9 2 1 7 1 9 6 4 5 6 4 8 3 14-01-2021.......dificil 14-01-2021 www.daily-sudoku-puzzle.com

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

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