4 2 5 1 7 9 6 1 4 8 8 7 6 5 3 9 3 6 9 8 7 9 1 7 2 4 2 8 3 7 5 8 9 1 3 2 10-01-2020.......facil 10-01-2020 www.daily-sudoku-puzzle.com

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