5 1 9 2 7 9 3 1 6 4 8 4 7 1 5 9 3 2 3 2 8 6 5 1 2 4 9 7 05-01-2018.......hard 05-01-2018 www.daily-sudoku-puzzle.com

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

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