3 5 1 2 9 8 1 7 5 1 7 5 8 6 8 9 1 9 2 6 7 5 6 2 3 5 7 2 7 3 4 20-01-2021.......medio 20-01-2021 www.daily-sudoku-puzzle.com

7 3 8 5 4 1 9 2 6 9 5 4 6 3 2 1 7 8 2 6 1 8 7 9 5 3 4 3 1 7 2 5 4 8 6 9 6 8 5 3 9 7 4 1 2 4 9 2 1 6 8 7 5 3 8 7 6 4 2 5 3 9 1 5 4 3 9 1 6 2 8 7 1 2 9 7 8 3 6 4 5

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