4 7 9
7 2 1
6 1 3
1 8 4
6 8 9 2
9 6 5
6 7 2
9 3 4
8 3 5
02-11-2016.......hard 02-11-2016
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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