5 7 3 9 8 2 5 4 8 1 9 1 3 3 5 8 5 6 4 7 6 8 9 4 2 8 6 4 15-02-2021.......schwer 15-02-2021 www.daily-sudoku-puzzle.com

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

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