9 6 7
8 1 5
3 9 2 4
8 4 3 1
7 2 1 5
1 2 4 6
7 8 6 3
4 7 8
5 2 9
25-08-2018.......facile 25-08-2018
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9 2 1 4 6 5 8 3 7
4 8 6 7 1 3 9 5 2
3 7 5 9 8 2 1 6 4
8 5 4 6 9 7 3 2 1
6 3 7 2 4 1 5 9 8
1 9 2 5 3 8 4 7 6
7 1 9 8 5 6 2 4 3
2 4 3 1 7 9 6 8 5
5 6 8 3 2 4 7 1 9
4=>(2,1) | 6=>(5,1) | 6=>(2,3) | 7=>(3,2) | 9=>(2,7) | 2=>(2,9) | 8=>(9,3) | 3=>(1,8) |

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

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

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

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

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

4=>(9,6) |