5 1 8 2 3 1 8 8 4 2 4 7 6 9 3 2 6 8 9 5 4 7 9 1 4 6 1 2 5 3 7 19-02-2021.......duro 19-02-2021 www.daily-sudoku-puzzle.com

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

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