3 5 6 7
9 4
8 4 9 5
7 6 2 3
1 4
5 1 8 6
9 3 2 1
3 7
2 4 1 5
30-10-2018.......facile 30-10-2018
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2 3 9 5 1 6 4 7 8
7 5 6 9 8 4 1 3 2
8 1 4 2 7 3 9 6 5
4 8 7 6 5 2 3 1 9
1 6 2 7 3 9 5 8 4
3 9 5 1 4 8 6 2 7
9 7 3 8 6 5 2 4 1
5 4 1 3 2 7 8 9 6
6 2 8 4 9 1 7 5 3
2=>(1,1) | 4=>(1,7) | 9=>(1,3) | 3=>(6,1) | 4=>(4,1) | 3=>(3,6) | 1=>(4,8) | 5=>(4,5) |

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

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

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

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

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

2=>(6,8) | 6=>(8,9) | 9=>(8,8) |