9 1 4
5 1 9 3
3 2
2 6 5 8
7 9
9 1 4 6
7 8
4 6 2 7
6 3 9
02-12-2010.......medium 02-12-2010
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7 2 9 6 8 5 3 1 4
4 5 1 7 9 3 6 8 2
3 6 8 2 1 4 7 5 9
2 9 6 5 4 8 1 3 7
1 7 4 3 2 6 8 9 5
5 8 3 9 7 1 4 2 6
9 4 2 1 3 7 5 6 8
8 1 5 4 6 9 2 7 3
6 3 7 8 5 2 9 4 1
2=>(1,2) | 3=>(1,7) | 4=>(2,1) | 8=>(6,2) | 1=>(3,5) | 9=>(3,9) | 3=>(4,8) | 9=>(4,2) |

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

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

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

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

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

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