1 8 9
5 3 6 1
7 1 2
6 1
3 2 7 8
4 3
7 6 9
3 1 9 5
8 5 2
06-05-2018.......medium 06-05-2018
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1 4 3 6 8 5 2 7 9
2 5 8 7 9 3 6 1 4
9 7 6 1 2 4 5 8 3
7 6 9 4 3 8 1 2 5
3 1 2 5 6 9 7 4 8
5 8 4 2 1 7 9 3 6
4 2 5 8 7 6 3 9 1
6 3 1 9 4 2 8 5 7
8 9 7 3 5 1 4 6 2
2=>(2,1) | 8=>(2,3) | 8=>(6,2) | 6=>(1,4) | 5=>(7,3) | 3=>(4,5) | 4=>(8,5) | 9=>(6,7) |

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

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

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

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

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

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