8 9 5 2 5 7 3 3 8 6 2 5 1 9 7 8 4 6 4 6 5 4 2 3 9 3 1 5 31-12-2018.......duro 31-12-2018 www.daily-sudoku-puzzle.com

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