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

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

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

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

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

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

2=>(8,7) | 8=>(2,3) |