3 8 1 9 7
3 4
8 1 9 6
4 5 7 2
6 3 2 1
7 8 9 4
9 5
8 2 5 7 6
04-11-2020.......hard 04-11-2020
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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