5 8 1 6 9 8 2 6 7 1 3 6 4 6 8 4 2 9 3 5 5 2 3 7 9 8 04-07-2015.......hard 04-07-2015 www.daily-sudoku-puzzle.com

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

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