7 4 9 3 8 6 7 4 1 2 6 4 5 6 9 1 8 5 3 3 6 8 5 7 2 6 5 8 7 15-09-2020.......medium 15-09-2020 www.daily-sudoku-puzzle.com

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

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