5 3 9
2 3 7
5 3 4
1 8 5 7
7 1
7 9 3 8
3 8 6
5 3 6
4 7 2
29-07-2020.......hard 29-07-2020
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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