4 2 8 6 7 6 3 4 9 4 8 7 5 7 3 6 5 1 6 2 7 2 5 8 1 6 8 4 14-11-2018.......hard 14-11-2018 www.daily-sudoku-puzzle.com

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

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