6 5 4 7
4 3 6 7 9
3 9 2 4
1 6 8 5
5 8 3
4 9 7 6
8 6 7 1
1 2 7 5 8
1 8 3 9
11-03-2019.......facile 11-03-2019
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9 6 5 4 7 1 2 3 8
2 4 1 8 5 3 6 7 9
7 3 8 9 6 2 1 5 4
3 1 6 7 9 4 8 2 5
5 7 2 1 8 6 9 4 3
4 8 9 3 2 5 7 6 1
8 9 3 6 4 7 5 1 2
1 2 7 5 3 9 4 8 6
6 5 4 2 1 8 3 9 7
3=>(1,8) | 1=>(1,6) | 8=>(1,9) | 9=>(1,1) | 2=>(2,1) | 3=>(4,1) | 7=>(3,1) | 6=>(9,1) |

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

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

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

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

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