8 5 2 6
9 7 4
6 7 3
8 3 1
9 8
5 2 3
1 6 9
4 6 2
2 7 4 6
10-07-2018.......medium 10-07-2018
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7 4 8 5 3 9 2 6 1
9 3 1 8 2 6 7 5 4
5 6 2 4 7 1 9 8 3
2 8 9 6 5 3 1 4 7
3 7 4 9 1 8 5 2 6
6 1 5 2 4 7 8 3 9
1 5 3 7 6 2 4 9 8
4 9 6 1 8 5 3 7 2
8 2 7 3 9 4 6 1 5
8=>(9,1) | 3=>(7,3) | 9=>(4,3) | 2=>(2,5) | 2=>(7,6) | 4=>(7,7) | 9=>(8,2) | 9=>(9,5) |

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

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

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

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

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

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