7 1 2 3 1 7 1 8 4 9 6 1 3 2 9 2 4 5 8 6 9 4 7 3 1 6 2 5 05-11-2020.......hard 05-11-2020 www.daily-sudoku-puzzle.com

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

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