5 6 8 7
4 9 8 5
7 2 1 3
5 1 4 9
3 7 2 1
8 6 9 2
2 5 9 8
3 8 1 5
6 5 7 4
23-06-2017.......einfach 23-06-2017
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5 2 3 9 6 4 1 8 7
4 9 1 8 3 7 6 5 2
8 6 7 2 5 1 3 4 9
2 7 5 3 1 6 4 9 8
3 4 9 7 8 2 5 6 1
1 8 6 4 9 5 2 7 3
7 1 2 5 4 9 8 3 6
9 3 4 6 2 8 7 1 5
6 5 8 1 7 3 9 2 4
2=>(1,2) | 2=>(4,1) | 8=>(3,1) | 9=>(8,1) | 6=>(3,2) | 2=>(2,9) | 3=>(2,5) | 7=>(2,6) |

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

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

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

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

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