1 2 7 5
9 8 4
8 1 2
5 3 7 2
1
8 3 2 4
3 1 8
1 9 5
7 9 6 1
02-08-2017.......medium 02-08-2017
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1 2 6 4 9 3 8 7 5
3 5 9 8 6 7 4 1 2
8 4 7 1 5 2 6 3 9
5 1 4 9 3 8 7 2 6
6 7 2 5 1 4 9 8 3
9 8 3 7 2 6 1 5 4
4 6 5 3 7 1 2 9 8
2 3 1 6 8 9 5 4 7
7 9 8 2 4 5 3 6 1
8=>(1,7) | 1=>(2,8) | 2=>(2,9) | 1=>(4,2) | 8=>(9,3) | 8=>(4,6) | 7=>(7,5) | 1=>(6,7) |

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

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

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

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

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

6=>(3,7) | 5=>(2,2) | 6=>(2,5) | 5=>(3,5) |