4 1 2 5 2 4 9 3 6 2 8 7 9 6 4 7 2 3 4 1 7 8 9 8 1 7 3 9 5 6 26-01-2021.......dificil 26-01-2021 www.daily-sudoku-puzzle.com

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

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