1 5 4 9 5 1 9 2 7 2 3 6 8 2 5 3 1 5 2 4 2 4 7 8 2 9 3 6 5 7 8 1 8 9 7 6 15-07-2019.......facil 15-07-2019 www.daily-sudoku-puzzle.com

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