4 3 9
3 2 9 7
8 7 4 2 3
9 3 7 1
5 7 4 2
7 2 1 6
7 1 5 6 4
2 8 6 9
9 3 1
05-10-2017.......facile 05-10-2017
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2 1 4 6 7 3 9 5 8
6 3 5 2 9 8 4 7 1
8 9 7 4 5 1 2 6 3
9 4 6 8 3 2 7 1 5
1 5 8 7 6 4 3 2 9
3 7 2 5 1 9 8 4 6
7 8 1 9 2 5 6 3 4
4 2 3 1 8 6 5 9 7
5 6 9 3 4 7 1 8 2
2=>(1,1) | 7=>(1,5) | 9=>(3,2) | 4=>(2,7) | 8=>(7,2) | 1=>(3,6) | 2=>(4,6) | 4=>(4,2) |

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

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

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

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

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