3 7 8 1
1 6 9 7
6 7 3 1
8 5 1 2
9 4 6 8
4 3 5 1
6 7 1 2
2 6 5 4
8 9 7 6
08-03-2019.......facile 08-03-2019
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3 7 4 8 1 2 9 6 5
5 8 1 6 9 3 2 4 7
6 2 9 5 4 7 3 1 8
8 3 5 9 7 1 6 2 4
1 9 2 4 5 6 7 8 3
7 4 6 3 2 8 5 9 1
9 6 7 1 3 4 8 5 2
2 1 8 7 6 5 4 3 9
4 5 3 2 8 9 1 7 6
7=>(6,1) | 9=>(7,1) | 3=>(2,6) | 3=>(4,2) | 6=>(6,3) | 4=>(4,9) | 7=>(4,5) | 6=>(4,7) |

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

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

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

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

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