1 6 7 8 4 9 7 3 5 1 9 3 2 4 5 2 9 9 3 5 6 2 8 4 5 1 2 4 7 6 17-06-2019.......difficile 17-06-2019 www.daily-sudoku-puzzle.com

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