9 2 4 6
3 4 7 2
1 3 4 5
5 6 9 8
1 8 3 4
8 2 4 6
3 9 2 7
7 5 2 1
5 6 7 8
16-07-2018.......facil 16-07-2018
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7 5 9 2 1 4 6 8 3
6 3 4 7 5 8 9 2 1
1 8 2 9 3 6 7 4 5
5 4 7 1 6 2 3 9 8
9 6 1 8 7 3 4 5 2
8 2 3 5 4 9 1 7 6
3 9 8 4 2 1 5 6 7
4 7 6 3 8 5 2 1 9
2 1 5 6 9 7 8 3 4
7=>(1,1) | 2=>(9,1) | 6=>(2,1) | 9=>(5,1) | 2=>(3,3) | 5=>(1,2) | 5=>(2,5) | 1=>(9,2) |

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

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

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

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

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