4 2 7 8 2 8 9 4 3 1 3 1 5 2 4 3 8 6 9 1 8 1 5 3 9 7 6 2 7 3 17-12-2020.......facil 17-12-2020 www.daily-sudoku-puzzle.com

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