8
6 5
9 4 7 2
6 9 8
9 8 2 3 7
1 4 8
6
9 1
5 7 4 2
09-04-2014.......difficile 09-04-2014
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3 1 4 6 8 5 7 9 2
7 6 2 9 1 3 8 4 5
8 9 5 4 7 2 1 6 3
2 5 3 7 4 6 9 8 1
9 8 6 5 2 1 3 7 4
1 4 7 8 3 9 2 5 6
4 2 9 1 5 7 6 3 8
6 3 8 2 9 4 5 1 7
5 7 1 3 6 8 4 2 9
6=>(8,1) | 6=>(1,4) | 5=>(3,3) | 6=>(9,5) | 9=>(6,6) | 5=>(1,6) | 5=>(4,2) | 9=>(2,4) |

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

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

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

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

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

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