1 7
7 1 2
3 9 4 5
5 8 3 6
3 1
4 1 6 8
6 5 2 8
2 9 5
4 6
15-12-2010.......medium 15-12-2010
www.daily-sudoku-puzzle.com

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

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

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

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

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

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

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