4 5 8 2 1 1 6 4 1 7 8 9 5 4 6 7 3 2 4 9 9 2 3 6 1 7 8 5 01-09-2018.......hard 01-09-2018 www.daily-sudoku-puzzle.com

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

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