8 3 4 6
5 7 2 9
6 3 1 9
6 3 9 5 1
4 8
8 5 7 9 3
2 8 3 6
7 3 1 9
9 1 4 2
12-04-2014.......facile 12-04-2014
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1 9 8 5 3 4 6 7 2
5 7 4 2 6 9 1 3 8
2 6 3 8 1 7 9 4 5
6 3 7 4 9 8 5 2 1
9 4 1 3 5 2 7 8 6
8 2 5 6 7 1 4 9 3
7 1 2 9 8 5 3 6 4
4 5 6 7 2 3 8 1 9
3 8 9 1 4 6 2 5 7
5=>(1,4) | 3=>(9,1) | 4=>(8,1) | 3=>(2,8) | 6=>(2,5) | 9=>(1,2) | 7=>(3,6) | 7=>(4,3) |

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

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

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

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

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