3 6 8
7 4 5 3 2
5 1 7 9
8 4 5 2
4 7 1
3 9 4 5
2 3 8 7
5 6 1 4 8
3 1 2
09-12-2019.......facile 09-12-2019
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3 1 6 9 2 4 8 5 7
9 7 4 8 5 3 2 1 6
2 5 8 1 6 7 3 9 4
8 4 9 5 3 6 7 2 1
5 6 2 4 7 1 9 3 8
1 3 7 2 8 9 6 4 5
6 2 1 3 4 8 5 7 9
7 9 5 6 1 2 4 8 3
4 8 3 7 9 5 1 6 2
5=>(1,8) | 7=>(1,9) | 2=>(3,1) | 5=>(5,1) | 8=>(3,3) | 8=>(2,4) | 1=>(1,2) | 8=>(9,2) |

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

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

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

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

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