9 1 4 2 3 3 7 2 9 8 7 3 1 3 6 2 5 1 7 6 4 3 5 6 7 5 8 4 06-12-2017.......hard 06-12-2017 www.daily-sudoku-puzzle.com

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

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