8 3 4 6
7 3 4 2
4 5
1 7
8 5 1 3
6 5
9 3
5 7 9 4
2 9 8 6
12-11-2018.......facile 12-11-2018
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5 9 8 7 3 2 4 6 1
7 3 6 4 1 8 9 2 5
2 1 4 6 9 5 7 3 8
9 4 1 5 7 3 2 8 6
8 6 5 2 4 9 1 7 3
3 7 2 8 6 1 5 4 9
4 8 7 9 5 6 3 1 2
6 5 3 1 2 7 8 9 4
1 2 9 3 8 4 6 5 7
5=>(1,1) | 6=>(2,3) | 5=>(2,9) | 8=>(7,2) | 3=>(3,8) | 2=>(6,3) | 5=>(4,4) | 2=>(5,4) |

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

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

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

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

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

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