1 2 3
2 9 5 4
8 7
3 6 5
5 4 1 3
4 7 2
2 3
8 1 9 7
3 8 6
06-07-2017.......hard 06-07-2017
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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