8 6 9 1 8 2 5 7 8 8 2 4 3 7 7 6 5 3 1 1 5 2 4 6 9 3 4 1 02-11-2017.......hard 02-11-2017 www.daily-sudoku-puzzle.com

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

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