1 2 5 7 6
8 1 9
9 2 4
6 9
1 5 8 2
3 4
6 1 3
4 2 5
7 3 6 4
15-02-2011.......medium 15-02-2011
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1 4 2 9 5 7 3 8 6
5 8 6 1 3 4 7 2 9
3 9 7 2 8 6 1 4 5
6 5 4 7 2 3 8 9 1
9 7 1 5 4 8 2 6 3
2 3 8 6 1 9 5 7 4
8 6 5 4 7 1 9 3 2
4 1 3 8 9 2 6 5 7
7 2 9 3 6 5 4 1 8
4=>(1,2) | 3=>(1,7) | 8=>(1,8) | 9=>(1,4) | 9=>(5,1) | 2=>(2,8) | 1=>(8,2) | 6=>(6,4) |

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

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

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

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

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

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