9 5 4 1 7 3 8 6 4 7 9 6 2 2 4 8 6 4 2 3 1 5 3 7 6 4 1 5 05-05-2014.......hard 05-05-2014 www.daily-sudoku-puzzle.com

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

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