4 8 9 9 2 7 3 1 7 5 4 3 9 2 8 9 6 4 3 9 5 1 7 6 3 10-09-2009.......hard 10-09-2009 www.daily-sudoku-puzzle.com

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

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