1 2
4 5
6 9
5 3 9 2
6 4
8
8 9 1
3 5 8 7
6 5 7 9
10-10-2011.......hard 10-10-2011
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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

5=>(7,9) |