7 6 8 3 2 7 4 5 1 6 4 2 9 2 4 3 8 7 5 1 7 6 7 5 9 8 9 2 1 4 14-01-2021.......facil 14-01-2021 www.daily-sudoku-puzzle.com

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