5 9
6 7 4 9
3 1 6 7
5 8 9 1
8 3
6 7
3 2 5
2 1
8 4 6
29-04-2014.......hard 29-04-2014
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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