6 8 2 2 7 4 9 1 9 5 2 4 8 3 8 2 4 2 1 8 6 4 1 7 4 3 8 6 7 5 02-11-2018.......hard 02-11-2018 www.daily-sudoku-puzzle.com

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

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